{"title":"Filter Housings for 4.5 Inch Diameter Filters","description":"\u003cp\u003e4.5 Diameter Filters are designed for applications that demand higher flow rates and longer filter life. These large-format filters, often referred to as Big Blue size, are ideal for whole-house, commercial, and light industrial water systems. Their wider diameter allows for greater dirt-holding capacity, which helps reduce pressure drop and extend replacement intervals. This makes them a practical solution for homes with high water usage or properties that rely on well water. When paired with the correct housing, they deliver steady performance and consistent filtration throughout the system.\u003c\/p\u003e\n\u003cdiv class=\"show-more-content\"\u003e\n\u003ch2\u003eAbout 4.5 Diameter Filter Housings and Parts\u003c\/h2\u003e\n\u003cp\u003eOur collection includes durable filter housings built specifically for 4.5-inch diameter cartridges in both 10-inch and 20-inch lengths. Options are available with different port sizes to match residential, commercial, or hydroponic setups. Many housings feature pressure relief buttons for easier maintenance and safer cartridge changes. Clear sump designs allow you to visually inspect sediment buildup, while solid housings offer added strength for demanding environments. Along with complete housings, you will also find replacement parts that keep your system running smoothly.\u003c\/p\u003e\n\u003ch2\u003eWhy Choose iFilters for 4.5 Diameter Filter Products?\u003c\/h2\u003e\n\u003cp\u003eAt iFilters, we focus on dependable filtration solutions that fit real-world water conditions. Our selection of 4.5 Diameter Filters and compatible housings is curated for performance, durability, and compatibility. We offer trusted brands, detailed product information, and fast shipping so you can upgrade or maintain your system with confidence. Our team understands water filtration and works to make product selection straightforward and stress-free.\u003c\/p\u003e\n\u003cp\u003eShop 4.5 Diameter Filters online today!\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cbutton class=\"button-secondary read-more-btn\"\u003eRead More \u003c\/button\u003e","products":[{"product_id":"ro-filtration-systems-10inch-blue-housing-w-black-flat-cap-12inch-ports","title":"Hydronix RO \u0026 Filtration Systems 10\" Blue Housing w\/ Black Flat Cap 1\/2\" Ports","description":"\u003cp\u003eHydronix HF2 series Slim flat cap Filter housings are ideal for Typical applications as pre- and post-filtration for RO systems, under sink filters, counter top systems, ice machines, food service and other applications. Hydronix HF2 series housings are available in a variety of colors and are made to house 2.5\" diameter cartridges. Most 9 7\/8\" and 10\" cartridges fit easily and caps are available in 1\/4\", 3\/8\" and 1\/2\" female NPT ports.\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":41505136579,"sku":"HF2-10BLBK12","price":17.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/hf2-10blbk_1_0507740b-895f-4144-be09-0c54264d60bb.jpg?v=1755536813"},{"product_id":"ro-filtration-systems-10inch-blue-housing-w-black-flat-cap-14inch-ports","title":"Hydronix RO \u0026 Filtration Systems 10\" Blue Housing w\/ Black Flat Cap 1\/4\" Ports","description":"\u003cp\u003eHydronix HF2 Series Slim Flat Cap Filter Housings are ideal for typical applications as pre- and post-filtration for RO systems, under sink filters, counter top systems, ice machines, food service and other applications. Hydronix HF2 Series housings are available in a variety of colors and are made to house 2.5\" diameter cartridges. Most 9 7\/8\" and 10\" cartridges fit easily and caps are available in 1\/4\", 3\/8\" and 1\/2\" female NPT ports.\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":41505137539,"sku":"HF2-10BLBK14","price":17.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/hf2-10blbk_1_eedd47d9-f58d-4ba9-b904-8437f29ded63.jpg?v=1755536821"},{"product_id":"ro-filtration-systems-10inch-blue-housing-w-black-flat-cap-38inch-ports","title":"Hydronix RO \u0026 Filtration Systems 10\" Blue Housing w\/ Black Flat Cap 3\/8\" Ports","description":"\u003cp\u003eHydronix HF2 series Slim flat cap Filter housings are ideal for Typical applications as pre- and post-filtration for RO systems, under sink filters, counter top systems, ice machines, food service and other applications. Hydronix HF2 series housings are available in a variety of colors and are made to house 2.5\" diameter cartridges. Most 9 7\/8\" and 10\" cartridges fit easily and caps are available in 1\/4\", 3\/8\" and 1\/2\" female NPT ports.\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":41505137795,"sku":"HF2-10BLBK38","price":17.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/hf2-10blbk_1.jpg?v=1755536828"},{"product_id":"10inch-clear-housing-w-black-flat-cap-for-ro-filtration-systems-12inch-ports","title":"Hydronix RO Filtration Systems 10\" Clear Housing w\/ Black Flat Cap 1\/2\" Ports","description":"\u003cp\u003eHydronix HF2 series Slim flat cap Filter housings are ideal for Typical applications as pre- and post-filtration for RO systems, under sink filters, counter top systems, ice machines, food service and other applications. Hydronix HF2 series housings are available in a variety of colors and are made to house 2.5\" diameter cartridges. Most 9 7\/8\" and 10\" cartridges fit easily and caps are available in 1\/4\", 3\/8\" and 1\/2\" female NPT ports.\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":41505140483,"sku":"HF2-10CLBK12","price":18.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/hf2-10clbk_1_ec9f9c82-1616-4ef3-b40f-520ffebdf8c7.jpg?v=1755536835"},{"product_id":"clear-housing-for-ro-filtration-systems-10inch-w-black-flat-cap-14inch-ports","title":"Hydronix RO Filtration Systems 10\" Clear Housing w\/ Black Flat Cap 1\/4\" Ports","description":"\u003cp\u003eHydronix HF2 series Slim flat cap Filter housings are ideal for Typical applications as pre- and post-filtration for RO systems, under sink filters, counter top systems, ice machines, food service and other applications. Hydronix HF2 series housings are available in a variety of colors and are made to house 2.5\" diameter cartridges. Most 9 7\/8\" and 10\" cartridges fit easily and caps are available in 1\/4\", 3\/8\" and 1\/2\" female NPT ports.\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":41505141571,"sku":"HF2-10CLBK14","price":18.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/hf2-10clbk_1_86bcb5a1-ef61-489b-906f-e84eeb74f0a9.jpg?v=1755536841"},{"product_id":"clear-housing-for-ro-filtration-systems-10inch-w-black-flat-cap-38inch-ports","title":"Hydronix RO Filtration Systems 10\" Clear Housing w\/ Black Flat Cap 3\/8\" Ports","description":"\u003cp\u003eHydronix HF2 series Slim flat cap Filter housings are ideal for Typical applications as pre- and post-filtration for RO systems, under sink filters, counter top systems, ice machines, food service and other applications. Hydronix HF2 series housings are available in a variety of colors and are made to house 2.5\" diameter cartridges. Most 9 7\/8\" and 10\" cartridges fit easily and caps are available in 1\/4\", 3\/8\" and 1\/2\" female NPT ports.\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":41505142531,"sku":"HF2-10CLBK38","price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/hf2-10clbk_1.jpg?v=1755536848"},{"product_id":"clear-housing-for-ro-filtration-systems-10inch-w-white-flat-cap-12inch-ports","title":"Hydronix 10\" Clear Housing w\/ White Flat Cap RO \u0026 Filtration Systems 1\/2\" Ports","description":"\u003cp\u003eHydronix HF2 series Slim flat cap Filter housings are ideal for Typical applications as pre- and post-filtration for ro systems, under sink filters, counter top systems, ice machines, food service and other applications. Hydronix HF2 series housings are available in a variety of colors and are made to house 2.5\" diameter cartridges. Most 9 7\/8\" and 10\" cartridges fit easily and caps are available in 1\/4\", 3\/8\" and 1\/2\" female NPT ports.\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":41505142723,"sku":"HF2-10CLWH12","price":18.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/hf2-10clwh_1_f54548ba-b686-4632-9e29-89ff1f84f53b.jpg?v=1755536855"},{"product_id":"10inch-clear-housing-w-white-flat-cap-for-ro-filtration-systems-14inch-ports","title":"Hydronix 10\" Clear Housing w\/ White Flat Cap, RO \u0026 Filtration Systems 1\/4\" Ports","description":"\u003cp\u003eHydronix HF2 series Slim flat cap Filter housings are ideal for Typical applications as pre- and post-filtration for RO systems, under sink filters, counter top systems, ice machines, food service and other applications. Hydronix HF2 series housings are available in a variety of colors and are made to house 2.5\" diameter cartridges. Most 9 7\/8\" and 10\" cartridges fit easily and caps are available in 1\/4\", 3\/8\" and 1\/2\" female NPT ports.\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":41505143107,"sku":"HF2-10CLWH14","price":18.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/hf2-10clwh_1_7ba3e7f5-9495-4c72-a4f8-755669712683.jpg?v=1755536863"},{"product_id":"10inch-clear-housing-w-white-flat-cap-for-ro-filtration-systems-38inch-ports","title":"Hydronix 10\" Clear Housing w\/ White Flat Cap, RO \u0026 Filtration Systems 3\/8\" Ports","description":"\u003cp\u003eHydronix HF2 series Slim flat cap Filter housings are ideal for Typical applications as pre- and post-filtration for RO systems, under sink filters, counter top systems, ice machines, food service and other applications. Hydronix HF2 series housings are available in a variety of colors and are made to house 2.5\" diameter cartridges. Most 9 7\/8\" and 10\" cartridges fit easily and caps are available in 1\/4\", 3\/8\" and 1\/2\" female NPT ports.\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":41505143235,"sku":"HF2-10CLWH38","price":18.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/hf2-10clwh_1.jpg?v=1755536884"},{"product_id":"10inch-white-housing-w-white-flat-cap-for-ro-filtration-systems-12inch-ports","title":"Hydronix 10\" White Housing w\/ White Flat Cap, RO \u0026 Filtration Systems 1\/2\" Ports","description":"\u003cp\u003eHydronix HF2 series Slim flat cap Filter housings are ideal for Typical applications as pre- and post-filtration for RO systems, under sink filters, counter top systems, ice machines, food service and other applications. Hydronix HF2 series housings are available in a variety of colors and are made to house 2.5\" diameter cartridges. Most 9 7\/8\" and 10\" cartridges fit easily and caps are available in 1\/4\", 3\/8\" and 1\/2\" female NPT ports.\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":41505149827,"sku":"HF2-10WHWH12","price":17.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/hf2-10whwh_1.jpg?v=1755536904"},{"product_id":"10inch-white-housing-w-white-flat-cap-for-ro-filtration-systems-14inch-ports","title":"Hydronix 10\" White Housing w\/ White Flat Cap, RO \u0026 Filtration Systems 1\/4\" Ports","description":"\u003cp\u003eHydronix HF2 Series Slim Flat Cap Filter Housings are ideal for typical applications as pre- and post-filtration for RO systems, under sink filters, counter top systems, ice machines, food service and other applications. Hydronix HF2 Series housings are available in a variety of colors and are made to house 2.5\" diameter cartridges. Most 9 7\/8\" and 10\" cartridges fit easily and caps are available in 1\/4\", 3\/8\" and 1\/2\" female NPT ports.\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":41505149891,"sku":"HF2-10WHWH14","price":17.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/hf2-10whwh_1_b5983d31-7593-4a16-b81f-9d858c20bd08.jpg?v=1755536910"},{"product_id":"10inch-white-housing-w-white-flat-cap-for-ro-filtration-systems-38inch-ports","title":"Hydronix 10\" White Housing w\/ White Flat Cap, RO \u0026 Filtration Systems 3\/8\" Ports","description":"\u003cp\u003eHydronix HF2 series Slim flat cap Filter housings are ideal for Typical applications as pre- and post-filtration for RO systems, under sink filters, counter top systems, ice machines, food service and other applications. Hydronix HF2 series housings are available in a variety of colors and are made to house 2.5\" diameter cartridges. Most 9 7\/8\" and 10\" cartridges fit easily and caps are available in 1\/4\", 3\/8\" and 1\/2\" female NPT ports.\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":41505150275,"sku":"HF2-10WHWH38","price":17.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/hf2-10whwh_1_cc78ea52-737b-4a27-8c18-ffa60217f501.jpg?v=1755536917"},{"product_id":"5inch-clear-housing-w-white-flat-cap-for-ro-filtration-systems-12inch-ports","title":"Hydronix 5\" Clear Housing w\/ White Flat Cap, RO \u0026 Filtration Systems 1\/2\" Ports","description":"\u003cp\u003eHydronix HF2 series Slim flat cap Filter housings are ideal for Typical applications as pre- and post-filtration for RO systems, under sink filters, counter top systems, ice machines, food service and other applications. Hydronix HF2 series housings are available in a variety of colors and are made to house 2.5\" diameter cartridges. Most 4 7\/8\" cartridges fit easily and caps are available in 1\/4\", 3\/8\" and 1\/2\" female NPT ports.\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":41505150723,"sku":"HF2-5CLWH12","price":19.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/hf2-5clwh_1_d8fdcc23-44d2-4fd7-afc8-4e361272b898.jpg?v=1755536923"},{"product_id":"5inch-clear-housing-w-white-flat-cap-for-ro-filtration-systems-14inch-ports","title":"Hydronix 5\" Clear Housing w\/ White Flat Cap, RO \u0026 Filtration Systems 1\/4\" Ports","description":"\u003cp\u003eHydronix HF2 series Slim flat cap Filter housings are ideal for Typical applications as pre- and post-filtration for ro systems, under sink filters, counter top systems, ice machines, food service and other applications. Hydronix HF2 series housings are available in a variety of colors and are made to house 2.5\" diameter cartridges. Most 4 7\/8\" cartridges fit easily and caps are available in 1\/4\", 3\/8\" and 1\/2\" female NPT ports.\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":41505157187,"sku":"HF2-5CLWH14","price":18.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/hf2-5clwh_1_f0223970-623e-448b-8306-b2e9ecacf3bd.jpg?v=1755536931"},{"product_id":"5inch-clear-housing-w-white-flat-cap-for-ro-filtration-systems-38inch-ports","title":"Hydronix 5\" Clear Housing w\/ White Flat Cap, RO \u0026 Filtration Systems 3\/8\" Ports","description":"\u003cp\u003eHydronix HF2 series Slim flat cap Filter housings are ideal for Typical applications as pre- and post-filtration for ro systems, under sink filters, counter top systems, ice machines, food service and other applications. Hydronix HF2 series housings are available in a variety of colors and are made to house 2.5\" diameter cartridges. Most 4 7\/8\" cartridges fit easily and caps are available in 1\/4\", 3\/8\" and 1\/2\" female NPT ports.\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":41505158019,"sku":"HF2-5CLWH38","price":18.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/hf2-5clwh_1_c894cbb3-935e-428d-931a-81539a7f9a39.jpg?v=1755536938"},{"product_id":"5inch-white-housing-w-white-flat-cap-for-ro-filtration-systems-12inch-ports","title":"Hydronix 5\" White Housing w\/ White Flat Cap, RO \u0026 Filtration Systems, 1\/2\" Ports","description":"\u003cp\u003eHydronix HF2 series Slim flat cap Filter housings are ideal for Typical applications as pre- and post-filtration for ro systems, under sink filters, counter top systems, ice machines, food service and other applications. Hydronix HF2 series housings are available in a variety of colors and are made to house 2.5\" diameter cartridges. Most 4 7\/8\" cartridges fit easily and caps are available in 1\/4\", 3\/8\" and 1\/2\" female NPT ports.\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":41505158083,"sku":"HF2-5WHWH12","price":16.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/hf2-white-white-5-inch_74b8eaac-0357-4ae2-a667-f28fc4704e90.jpg?v=1755536945"},{"product_id":"5inch-white-housing-w-white-flat-cap-for-ro-filtration-systems-14inch-ports","title":"Hydronix 5\" White Housing w\/ White Flat Cap, RO \u0026 Filtration Systems, 1\/4\" Ports","description":"\u003cp\u003eHydronix HF2 series Slim flat cap Filter housings are ideal for Typical applications as pre- and post-filtration for ro systems, under sink filters, counter top systems, ice machines, food service and other applications. Hydronix HF2 series housings are available in a variety of colors and are made to house 2.5\" diameter cartridges. Most 4 7\/8\" cartridges fit easily and caps are available in 1\/4\", 3\/8\" and 1\/2\" female NPT ports.\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":41505158211,"sku":"HF2-5WHWH14","price":15.83,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/hf2-white-white-5-inch_4ee30520-3088-42de-91dc-a13b3b40bdfe.jpg?v=1755536952"},{"product_id":"5inch-white-housing-w-white-flat-cap-for-ro-filtration-systems-38inch-ports","title":"Hydronix 5\" White Housing w\/ White Flat Cap, RO \u0026 Filtration Systems, 3\/8\" Ports","description":"\u003cp\u003eHydronix HF2 series Slim flat cap Filter housings are ideal for Typical applications as pre- and post-filtration for ro systems, under sink filters, counter top systems, ice machines, food service and other applications. Hydronix HF2 series housings are available in a variety of colors and are made to house 2.5\" diameter cartridges. Most 4 7\/8\" cartridges fit easily and caps are available in 1\/4\", 3\/8\" and 1\/2\" female NPT ports.\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":41505158275,"sku":"HF2-5WHWH38","price":15.83,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/hf2-white-white-5-inch.jpg?v=1755536958"},{"product_id":"filter-housing-white-10inch-ro-whole-house-hydroponics-38inch-ports-double-o-ring","title":"Filter Housing White 10\" RO, Whole House, Hydroponics, 3\/8\" Ports, Double O-Ring","description":"\u003cp\u003eThe HF4-10WHWH38 is a 10\" White Body housing with a White Flat Cap and 3\/8\" port. This housings has Double O-Rings. Uses any brand of standard 2.5”x10” filter cartridge. Ideal for typical applications as pre- and post-filtration for RO Reverse Osmosis systems, under sink filters, countertop systems, ice machines, food service, hydroponics, Residential Plumbing, Photography, Beverage, Ice maker, Misting Units, and many other applications. Materials of Construction: Housing: Polypropylene, Cap: Polypropylene, O-Rings: EPDM. Temperature Rating: Maximum Temperature of 125°F (51.7°C), Maximum Pressure of 75 PSI (5.17 bar).\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":41505519427,"sku":"HF4-10WHWH38","price":23.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/hf4-10whwh38_1.jpg?v=1755539228"},{"product_id":"filter-housing-white-20inch-ro-whole-house-hydroponics-38inch-ports-double-o-ring","title":"Filter Housing White 20\" RO, Whole House, Hydroponics, 3\/8\" Ports, Double O-Ring","description":"\u003cp\u003eThe HF4-20WHWH38 is a 20\" White Body housing with a White Flat Cap and 3\/8\" port. This housings has Double O-Rings. Uses any brand of standard 2.5”x20” filter cartridge. Ideal for typical applications as pre- and post-filtration for RO Reverse Osmosis systems, under sink filters, countertop systems, ice machines, food service, hydroponics, Residential Plumbing, Photography, Beverage, Ice maker, Misting Units, and many other applications. Materials of Construction: Housing: Polypropylene, Cap: Polypropylene, O-Rings: EPDM. Temperature Rating: Maximum Temperature of 125°F (51.7°C), Maximum Pressure of 75 PSI (5.17 bar).\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":41505519619,"sku":"HF4-20WHWH38","price":26.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/hf4-20whwh38_1.jpg?v=1755539244"},{"product_id":"filter-housing-for-whole-house-or-hydroponics-big-blue-size-10inch-blue-34inch-ports","title":"Hydronix HF45-10BLBK34 Water Filter Housing NSF listed 10\" - 3\/4\" Ports","description":"\u003cp\u003eThe Hydronix HF45-10BLBK34 10\" Filter Housing is an extra-wide housing that accommodates large 4.5\" wide filters for increased flow. It is made of a durable, reinforced polypropylene that is usable with a variety of none corrosive chemicals. The housing cap is a high-flow polypropylene cap with 3\/4\" external female NPT ports and large internal ports, allowing water to pass through rapidly. This Hydronix filter is an excellent choice for whole house or commercial applications where high flow rates are required. ** DOES NOT include filter cartridges, brackets, fittings, or mounting screws.**\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":41505526531,"sku":"HF45-10BLBK34","price":39.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/hf45-10blbk34_1.jpg?v=1755539339"},{"product_id":"filter-housing-for-house-or-hydroponics-big-blue-size-10inch-blue-34inch-ports-w-pr","title":"Hydronix HF45-10BLBK34PR Water Filter Housing NSF listed 10\" - 3\/4\" Ports w\/ PR","description":"\u003cp\u003eThe Hydronix HF45-10BLBK34PR 10\" Filter Housing is an extra-wide housing that accommodates large 4.5\" wide filters for increased flow. This housing has a pressure relief button on the cap. It is made of a durable, reinforced polypropylene that is usable with a variety of none corrosive chemicals. The housing cap is a high-flow polypropylene cap with 3\/4\" external female NPT ports and large internal ports, allowing water to pass through rapidly. This Hydronix filter is an excellent choice for whole house or commercial applications where high flow rates are required. ** DOES NOT include filter cartridges, brackets, fittings, or mounting screws.**\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":41505530435,"sku":"HF45-10BLBK34PR","price":40.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/hf45-10blbk34pr_1.jpg?v=1755539356"},{"product_id":"filter-housing-for-house-or-hydroponics-big-blue-size-20inch-blue-34inch-ports","title":"Hydronix HF45-20BLBK34 Water Filter Housing 20\" - 3\/4\" Ports","description":"\u003cp\u003eThe Hydronix HF45-20BLBK34 20\" Filter Housing is an extra-wide housing that accommodates large 4.5\" wide filters for increased flow. It is made of a durable, reinforced polypropylene that is usable with a variety of none corrosive chemicals. The housing cap is a high-flow polypropylene cap with 3\/4\" external female NPT ports and large internal ports, allowing water to pass through rapidly. This Hydronix filter is an excellent choice for whole house or commercial applications where high flow rates are required. ** DOES NOT include filter cartridges, brackets, fittings, or mounting screws.**\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":41505530691,"sku":"HF45-20BLBK34","price":51.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/hf45-20blbk34_1.jpg?v=1755539374"},{"product_id":"filter-housing-for-house-or-hydroponics-big-blue-size-20inch-blue-34inch-ports-wpr","title":"Hydronix HF45-20BLBK34PR Water Filter Housing 20\" - 3\/4\" Ports w\/ PR","description":"\u003cp\u003eThe Hydronix HF45-20BLBK34PR 20\" Filter Housing is an extra-wide housing that accommodates large 4.5\" wide filters for increased flow. This housing has a pressure relief button on the cap. It is made of a durable, reinforced polypropylene that is usable with a variety of none corrosive chemicals. The housing cap is a high-flow polypropylene cap with 3\/4\" external female NPT ports and large internal ports, allowing water to pass through rapidly. 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The housing cap is a high-flow polypropylene cap with 1\" external female NPT ports and large internal ports, allowing water to pass through rapidly. This Hydronix filter is an excellent choice for whole house or commercial applications where high flow rates are required. ** DOES NOT include filter cartridges, brackets, fittings, or mounting screws.**\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":41505531779,"sku":"HF45-10BLBK10","price":39.67,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/hf45-10blbk10_1_ec765c04-24ed-40a4-81ad-a415e01b9e5d.jpg?v=1755539394"},{"product_id":"filter-housing-for-house-or-hydroponics-big-blue-size-20inch-blue-1inch-ports","title":"Hydronix HF45-20BLBK10 Water Filter Housing 20\" - 1\" Ports","description":"\u003cp\u003eThe Hydronix HF45-20BLBK10 20\" Filter Housing is an extra-wide housing that accommodates large 4.5\" wide filters for increased flow. 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This Hydronix filter is an excellent choice for whole house or commercial applications where high flow rates are required. ** DOES NOT include filter cartridges, brackets, fittings, or mounting screws.**\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":41505538115,"sku":"HF45-20BLBK10","price":51.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/hf45-20blbk10_1_2ebfa798-7cbd-483d-8eb9-6eb1af133da3.jpg?v=1755539400"},{"product_id":"filter-housing-for-house-or-hydroponics-big-blue-size-20inch-blue-1inch-ports-w-pr","title":"Hydronix 20\"x4.5\" HF45-20BLBK10PR Whole House Housing, 1\" In\/Out Ports W\/ Pressure Relief Button","description":"\u003cp\u003eThe Hydronix HF45-20BLBK10PR 20\" Filter Housing is an extra-wide housing that accommodates large 4.5\" wide filters for increased flow. This housing has a pressure relief button on the cap. 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Temperature Rating: Maximum Temperature: 100ºF (37.7ºC), Maximum Pressure: 90 PSI (6.21 bar).\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":41505545155,"sku":"HF45-20BLBK15","price":61.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/hf45-20blbk10_1.jpg?v=1755539442"},{"product_id":"filter-housing-whole-house-commercial-industrial-bb-size-20inch-1-5inch-ports-w-pr","title":"Filter Housing, Whole House Commercial Industrial BB Size 20\", 1.5\" Ports w\/ PR","description":"\u003cp\u003eHydronix HF45 Series (Pressure Relief Button version) Commercial Filter Housings are high durability commercial filter housings for 20\" length cartridges. HF45 Series housings have excellent chemical resistance and are ideal for many high flow residential, commercial and light industrial applications. Hydronix HF45 Series Commercial Filter Housings use 4.5” diameter cartridges and feature larger ports to allow for a greater flow of liquid to pass through the housing. They are ideal for your larger capacity filtration needs and are made from durable Polypropylene. Applications: Whole house filtration, Well Water, Hydroponics, Wineries, Reverse osmosis, Drip irrigation, Residential plumbing, Plating, Photography, Milling Machines, Commercial Pre-filtration, Green Houses, Beverage, Ice maker, Food Processing, Misting units, and many more. Materials of Construction: Opaque Housing: Polypropylene | Cap: Polypropylene | O-Ring: Buna-N | Button Assembly: Stainless Steel, EPDM and Polypropylene (for PR units). Temperature Rating: Maximum Temperature: 100ºF (37.7ºC), Maximum Pressure: 90 PSI (6.21 bar).\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":41505545731,"sku":"HF45-20BLBK15PR","price":53.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/hf45-20blbk10pr_1.jpg?v=1755539456"},{"product_id":"water-filter-housing-house-commercial-hydroponics-clear-bb-size-10inch-34inch-ports","title":"Water Filter Housing, House Commercial Hydroponics Clear BB Size 10\", 3\/4\" Ports","description":"\u003cp\u003eThe Hydronix HF45-10CLBK34 (Note: Picture shows PR version, this one does not include the PR button) 10\" Clear Filter Housing is an extra-wide housing that accommodates large 4.5\" wide filters for increased flow. It is made of a durable Polycarbonate that is usable with a variety of none corrosive chemicals. The housing cap is a high-flow polypropylene cap with 3\/4\" external female NPT ports and large internal ports, allowing water to pass through rapidly. This Hydronix filter is an excellent choice for whole house or commercial applications where high flow rates are required. ** DOES NOT include filter cartridges, brackets, fittings, or mounting screws.**\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":41505545859,"sku":"HF45-10CLBK34","price":62.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/hf45-10clbk10pr_1.jpg?v=1755539461"},{"product_id":"water-filter-housing-house-commercial-hydroponics-clear-bb-size-10inch-1inch-ports","title":"Water Filter Housing, House Commercial Hydroponics Clear BB Size 20\", 1\" Ports","description":"\u003cp\u003eThe Hydronix HF45-20CLBK10 (Note: Picture shows PR version, this one does not include the PR button) 20\" Clear Filter Housing is an extra-wide housing that accommodates large 4.5\" wide filters for increased flow. It is made of a durable Polycarbonate that is usable with a variety of none corrosive chemicals. The housing cap is a high-flow polypropylene cap with 1\" external female NPT ports and large internal ports, allowing water to pass through rapidly. This Hydronix filter is an excellent choice for whole house or commercial applications where high flow rates are required. ** DOES NOT include filter cartridges, brackets, fittings, or mounting screws.**\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":41505545923,"sku":"HF45-20CLBK10","price":87.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/hf45-20clbk10pr_1.jpg?v=1755539466"},{"product_id":"water-filter-housing-house-commercial-hydroponics-clear-bb-size-20-1-5-ports","title":"Water Filter Housing, House Commercial Hydroponics Clear BB Size 10\", 1.5\" Ports","description":"\u003cp\u003eThe Hydronix HF45-20CLBK15 (Note: Picture shows PR version, this one does not include the PR button) 20\" Clear Filter Housing is an extra-wide housing that accommodates large 4.5\" wide filters for increased flow. It is made of a durable Polycarbonate that is usable with a variety of none corrosive chemicals. The housing cap is a high-flow polypropylene cap with 1\/2\" external female NPT ports and large internal ports, allowing water to pass through rapidly. This Hydronix filter is an excellent choice for whole house or commercial applications where high flow rates are required. ** DOES NOT include filter cartridges, brackets, fittings, or mounting screws.**\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":41505545987,"sku":"HF45-20CLBK15","price":87.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/hf45-20clbk10pr_1_41218126-8b8e-43c4-ae1b-7acd893a451f.jpg?v=1755539470"},{"product_id":"water-filter-housing-house-commercial-hydroponics-bb-size-10inch-clear-1inch-ports-pr","title":"Water Filter Housing, House Commercial Hydroponics BB Size 10\" Clear 1\" Ports PR","description":"\u003cp\u003eThe Hydronix HF45-10CLBK10PR 10\" Clear Filter Housing (with Pressure Relief Button) is an extra-wide housing that accommodates large 4.5\" wide filters for increased flow. It is made of a durable Polycarbonate that is usable with a variety of none corrosive chemicals. The housing cap is a high-flow polypropylene cap with 1\" external female NPT ports and large internal ports, allowing water to pass through rapidly. This Hydronix filter is an excellent choice for whole house or commercial applications where high flow rates are required. ** DOES NOT include filter cartridges, brackets, fittings, or mounting screws.**\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":41505546691,"sku":"HF45-10CLBK10PR","price":62.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/hf45-10clbk10pr_1_0190c822-761b-4983-b82b-cdb5b2c1b5d3.jpg?v=1755539475"},{"product_id":"water-filter-housing-house-commercial-hydroponics-clear-bb-size-20inch-34inch-ports","title":"Water Filter Housing, House Commercial Hydroponics Clear BB Size 20\", 3\/4\" Ports","description":"\u003cp\u003eThe Hydronix HF45-20CLBK34 (Note: Picture shows PR version, this one does not include the PR button) 20\" Clear Filter Housing is an extra-wide housing that accommodates large 4.5\" wide filters for increased flow. It is made of a durable Polycarbonate that is usable with a variety of none corrosive chemicals. The housing cap is a high-flow polypropylene cap with 3\/4\" external female NPT ports and large internal ports, allowing water to pass through rapidly. This Hydronix filter is an excellent choice for whole house or commercial applications where high flow rates are required. ** DOES NOT include filter cartridges, brackets, fittings, or mounting screws.**\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":41505547139,"sku":"HF45-20CLBK34","price":98.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/hf45-20clbk10pr_1_39604a6f-37f5-460b-8f07-1efe21d4250e.jpg?v=1755539490"},{"product_id":"filter-housing-house-commercial-hydroponics-clear-bb-size-20-1-ports-w-pr","title":"Filter Housing, House Commercial Hydroponics Clear BB Size 20\", 1\" Ports w\/ PR","description":"\u003cp\u003eThe Hydronix HF45-20CLBK10PR 20\" Clear Filter Housing (with Pressure Relief Button) is an extra-wide housing that accommodates large 4.5\" wide filters for increased flow. It is made of a durable Polycarbonate that is usable with a variety of none corrosive chemicals. The housing cap is a high-flow polypropylene cap with 1\" external female NPT ports and large internal ports, allowing water to pass through rapidly. This Hydronix filter is an excellent choice for whole house or commercial applications where high flow rates are required. ** DOES NOT include filter cartridges, brackets, fittings, or mounting screws.**\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":41505547395,"sku":"HF45-20CLBK10PR","price":211.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/hf45-20clbk10pr_1_149ede85-db42-4150-98cc-3b3d2d4873b6.jpg?v=1755539494"},{"product_id":"water-filter-housing-home-commercial-hydroponics-clear-20-1-5-ports-w-pr","title":"Water Filter Housing, Home Commercial Hydroponics Clear 20\", 1.5\" Ports w\/PR","description":"\u003cp\u003eThe Hydronix HF45-20CLBK15PR Big Blue size 20\" Clear Filter Housing with PR button is an extra-wide housing that accommodates large 4.5\" wide filters for increased flow. It is made of a durable Polycarbonate that is usable with a variety of none corrosive chemicals. The housing cap is a high-flow polypropylene cap with 1.5\" external female NPT ports and large internal ports, allowing water to pass through rapidly. This Hydronix Big Blue size filters is an excellent choice for whole house or commercial applications where high flow rates are required. ** DOES NOT include filter cartridges, brackets, fittings, or mounting screws.**\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":6018801893405,"sku":"HF45-20CLBK15PR","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/hf45-20clbk10pr_1_7f9ffdbf-b827-4ed2-8d3a-7340407b2108.jpg?v=1741636040"},{"product_id":"filter-housing-for-house-or-hydroponics-big-blue-size-10-blue-1-ports-w-pr","title":"Hydronix HF45-10BLBK10PR Water Filter Housing NSF listed 10\" - 1\" Ports w\/ PR","description":"\u003cp\u003eThe Hydronix HF45-10BLBK10PR 10\" Filter Housing is an extra-wide housing that accommodates large 4.5\" wide filters for increased flow. This housing has a pressure relief button on the cap. It is made of a durable, reinforced polypropylene that is usable with a variety of none corrosive chemicals. The housing cap is a high-flow polypropylene cap with 1\" external female NPT ports and large internal ports, allowing water to pass through rapidly. This Hydronix filter is an excellent choice for whole house or commercial applications where high flow rates are required. ** DOES NOT include filter cartridges, brackets, fittings, or mounting screws.**\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":28436284702816,"sku":"HF45-10BLBK10PR","price":40.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/hf45-10blbk10pr_1.jpg?v=1741636009"},{"product_id":"hydronix-hf45ht-20rdbk10-hight-temp-hot-water-filter-housing-for-home-commercial-industrial-10-or-20-1-or-1-5-ports","title":"Hydronix Hight Temp Hot Water Filter Housing For Home, Commercial, Industrial, 20\", 1\" Ports","description":"\u003ch2 data-start=\"0\" data-end=\"76\"\u003e\u003cstrong data-start=\"4\" data-end=\"74\"\u003eHydronix High-Temperature Hot Water Filter Housing – 20\", 1\" Ports\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"78\" data-end=\"423\"\u003eDesigned for \u003cstrong data-start=\"91\" data-end=\"124\"\u003ehigh-temperature applications\u003c\/strong\u003e, the \u003cstrong data-start=\"130\" data-end=\"156\"\u003eHydronix HF45HT Series\u003c\/strong\u003e is a heavy-duty filter housing ideal for \u003cstrong data-start=\"198\" data-end=\"234\"\u003ehome, commercial, and industrial\u003c\/strong\u003e use. Whether for \u003cstrong data-start=\"252\" data-end=\"332\"\u003ehot water, seawater, organic solvents, alcohol, petroleum, or vegetable oils\u003c\/strong\u003e, this housing provides \u003cstrong data-start=\"356\" data-end=\"394\"\u003edurability and reliable filtration\u003c\/strong\u003e in demanding environments.\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"10\" with 1\" Ports","offer_id":37280187908252,"sku":"HF45HT-10RDBK10","price":169.99,"currency_code":"USD","in_stock":true},{"title":"20\" with 1\" Ports","offer_id":37280187941020,"sku":"HF45HT-20RDBK10","price":200.0,"currency_code":"USD","in_stock":true},{"title":"20\" with 1.5\" Ports","offer_id":37280187973788,"sku":"HF45HT-20RDBK15","price":200.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/HF45HT-20RDBK10.jpg?v=1739919725"},{"product_id":"hydronix-hf45-10clbk15-water-filter-housing-house-commercial-hydroponics-clear-bb-size-10-1-5-ports","title":"Hydronix HF45-10CLBK15 Water Filter Housing, House Commercial Hydroponics Clear BB Size 10\", 1.5\" Ports","description":"\u003ch2 data-end=\"99\" data-start=\"0\"\u003e\u003cstrong data-end=\"97\" data-start=\"4\"\u003eHydronix HF45-10CLBK15 Water Filter Housing – 10” Big Blue (BB) Clear Housing, 1.5” Ports\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-end=\"387\" data-start=\"101\"\u003eThe \u003cstrong data-end=\"131\" data-start=\"105\"\u003eHydronix HF45-10CLBK15\u003c\/strong\u003e is a \u003cstrong data-end=\"185\" data-start=\"137\"\u003e10” Clear Big Blue (BB) Water Filter Housing\u003c\/strong\u003e designed for \u003cstrong data-end=\"256\" data-start=\"199\"\u003ewhole house, commercial, and hydroponics applications\u003c\/strong\u003e. With its \u003cstrong data-end=\"288\" data-start=\"267\"\u003eextra-wide design\u003c\/strong\u003e, it accommodates \u003cstrong data-end=\"331\" data-start=\"306\"\u003e4.5” diameter filters\u003c\/strong\u003e to \u003cstrong data-end=\"384\" data-start=\"335\"\u003emaximize flow rates and filtration efficiency\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-end=\"512\" data-start=\"389\"\u003e\u003cstrong data-end=\"401\" data-start=\"392\"\u003eNote:\u003c\/strong\u003e \u003cspan style=\"box-sizing: border-box; margin: 0px; padding: 0px;\"\u003eAlthough the picture may show a \u003cstrong\u003epressure relief (PR) button\u003c\/strong\u003e, this version \u003cstrong\u003edoes not include it\u003c\/strong\u003e\u003c\/span\u003e.\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":40423158874268,"sku":"HF45-10CLBK15","price":72.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/Hydronix_HF45-10CLBK15.jpg?v=1741635997"},{"product_id":"hydronix-hf45-10clbk10-water-filter-housing-house-commercial-hydroponics-clear-bb-size-10-1-ports","title":"Hydronix HF45-10CLBK10 Water Filter Housing, House Commercial Hydroponics Clear BB Size 10\", 1\" Ports","description":"\u003ch2 data-start=\"0\" data-end=\"97\"\u003e\u003cstrong data-start=\"4\" data-end=\"95\"\u003eHydronix HF45-10CLBK10 Water Filter Housing – 10” Big Blue (BB) Clear Housing, 1” Ports\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp data-start=\"99\" data-end=\"383\"\u003eThe \u003cstrong data-start=\"103\" data-end=\"129\"\u003eHydronix HF45-10CLBK10\u003c\/strong\u003e is a \u003cstrong data-start=\"135\" data-end=\"183\"\u003e10\" Clear Big Blue (BB) Water Filter Housing\u003c\/strong\u003e designed for \u003cspan style=\"box-sizing: border-box; margin: 0px; padding: 0px;\"\u003e\u003cstrong\u003ewhole-house, commercial, and hydroponics applications\u003c\/strong\u003e. 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This \u003cstrong data-start=\"294\" data-end=\"309\"\u003e10\" housing\u003c\/strong\u003e accommodates \u003cstrong data-start=\"323\" data-end=\"367\"\u003estandard 2.5\" diameter filter cartridges\u003c\/strong\u003e, making it a versatile choice for \u003cstrong data-start=\"402\" data-end=\"518\"\u003epre- and post-filtration, under-sink systems, countertop filtration, ice machines, and food service applications\u003c\/strong\u003e.\u003c\/p\u003e","brand":"Hydronix","offers":[{"title":"Default Title","offer_id":40423161725084,"sku":"HF2-10WHBK12","price":16.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1963\/2399\/products\/Hydronix_HF2-10WHBK12.jpg?v=1741635995"}],"url":"https:\/\/www.ifilters.com\/collections\/for-4-5-diameter-filters.oembed?page=2","provider":"iFilters","version":"1.0","type":"link"}