800.880.9383
Mon - Fri 9am - 5pm PT
Whole-house & Commercial Parts
Reliable water treatment depends on the small components you rarely see. Whole-house & Commercial Parts keep filtration systems and water softeners sealed, stable, and performing as designed. From a quick fix to a planned service interval, the right part supports a steady flow and helps prevent leaks. Everything is organized to make routine upkeep simpler for homes, offices, and job sites.
About Whole-house & Commercial Parts
Options in this collection focus on replacement parts and system components used across whole-house filtration, softeners, and light commercial setups. Common wear items include O-rings for standard and big blue housings, plus seals that maintain pressure and stop drips at the sump. Service and tank components include riser tubes, upper distributor baskets, and related pieces that support media beds and help backwash cycles work correctly. Control and electrical replacements are available too, such as power adapters, circuit boards, and turbine flow meter kits for popular valve platforms. Installation hardware rounds out the category with bypass valves, drain elbows, brine line quick-connect adapters, stainless lag screws, and flexible water lines for clean routing. Product pages highlight fitment details, sizes, and compatibility notes so you can confirm what matches your system before checkout.
Why choose iFilters for Whole-house & Commercial Parts?
iFilters brings parts, filters, and accessories into one place, which helps reduce time spent sourcing from multiple suppliers. Brands like PRO+AQUA, Hydronix, and Aquatrol appear alongside iFilters essentials, giving you practical choices for different budgets and service plans. Sorting tools and customer ratings make it easier to spot best sellers and proven replacements for repeat maintenance. In-stock visibility supports faster planning when a leaking seal or failed component needs a timely fix. Clear listings help you order with confidence and keep water quality consistent.
Shop whole-house & commercial parts online today!
Sale
$24.95
$22.46
Aquatrol AQT-TH34-25 3/4" In & Out Water Softener or Filter Head – Fits 2.5" Port Tanks The Aquatrol AQT-TH34-25 Water Softener & Filter He...
View full detailsSale
$24.95
$22.46
Sale
$21.95
$19.76
24V AC power adapter for Softener and Filtration Systems using a 24V Electronic Valve Head. Compatible with any softener or filtration system using...
View full detailsSale
$21.95
$19.76
Sale
$39.99
$36.00
Aquatrol TB-65 Distributor Riser Tube with Fine Mesh Basket – Fits 54" Tanks (1.05" OD) The Aquatrol TB-65-54T Distributor Riser Tube is a high-qua...
View full detailsSale
$39.99
$36.00
Sale
$2.55
$2.30
Replacement O-Ring for the Hydronix HF45 filter housings. Made from durable Buna-N material. This replacement O-Ring is made to be used with the Op...
View full detailsSale
$2.55
$2.30
Sale
$24.95
$22.46
Aquatrol AQT-TH1-25 – 1" In & Out Water Softener or Filter Head for 2.5" Port Tanks The Aquatrol AQT-TH1-25 Water Softener & Filter Head is...
View full detailsSale
$24.95
$22.46
Sale
$54.95
$49.46
Aquatrol AQT-MFV-1 Manual Filter Valve – 3-Cycle Control for 2.5" Port Tanks The Aquatrol AQT-MFV-1 Manual Filter Valve is a high-quality, easy-to-...
View full detailsSale
$54.95
$49.46
Sale
$0.59
$0.54
Replacement O-Ring for the Hydronix HF2, HF3 and HF4 filter housings. These replacement O-Rings are made to be used with the Opaque or Clear HF2, H...
View full detailsSale
$0.59
$0.54
Aquatrol TD-1203 Top Upper Distributor Fine Mesh Basket, Aquatrol, Fleck, Clack, Autotrol, 1.05" ID
in stock
Sale
$8.50
$7.65
Aquatrol TD-1203 Top Upper Distributor Fine Mesh Basket – Fits 1.05" Riser Tubes The Aquatrol TD-1203 Top Upper Distributor Fine Mesh Basket is a h...
View full detailsSale
$8.50
$7.65
Sale
$11.19
$10.08
This 3 pack O-Rings by iFilters are used to seal water filter housings. It has an ID of 5-1/2" and OD of just over 5-3/4 inches and is made of nitr...
View full detailsSale
$11.19
$10.08
Sale
$149.95
$134.96
Aquatrol IFA-07220F Circuit Board – OEM Replacement for 56E Softener & Filter Valves The Aquatrol IFA-07220F Circuit Board is a genuine OEM rep...
View full detailsSale
$149.95
$134.96
Sale
$229.99
$207.00
Aquatrol AQT-56SE-FT Digital Water Filter Valve – 1" Ports, Fully Automatic The Aquatrol AQT-56SE-FT Digital Filtration Valve is an advanced, fully...
View full detailsSale
$229.99
$207.00
Hydronix 20"x4.5" HF45-20BLBK10PR Whole House Housing, 1" In/Out Ports W/ Pressure Relief Button
in stock
Sale
$52.49
$47.25
The Hydronix HF45-20BLBK10PR 20" Filter Housing is an extra-wide housing that accommodates large 4.5" wide filters for increased flow. This housing...
View full detailsSale
$52.49
$47.25
Sale
$8.99
$8.10
This 3 pack O-Rings by iFilters are used to seal water filter housings. It has an ID of 3.5" and made of nitrile butadiene rubber (Buna-N) for flex...
View full detailsSale
$8.99
$8.10
Sale
$1.13
$1.02
Replacement O-Ring for the Hydronix HF5 filter housings. Made from durable Buna-N material. This replacement O-Ring is made to be used with the Opa...
View full detailsSale
$1.13
$1.02
Sale
$89.99
$81.00
Pro+Aqua Electronic Turbine Flow Meter Complete Kit Fits Fleck 2510, 5600, SE/SXT Water Softener/Filter Control Valves
Sale
$89.99
$81.00
Sale
$0.95
$0.86
Hydronix NP-14 1/4" NPT Male Nipple Connector – Polypropylene, NSF Approved The Hydronix NP-14 is a high-quality 1/4" NPT male nipple connector des...
View full detailsSale
$0.95
$0.86
Sale
$1.80
$1.62
The Hydrofit 1/4" Tube x 1/4" NPTF Fixed Elbows are designed for ease of use. Hydrofit Quick Connect Fittings are designed to provide all the typic...
View full detailsSale
$1.80
$1.62
Sale
$19.99
$18.00
Pro+Aqua Control Valve Head Quick Connect Drain Elbow 1/2" for Softener and Filtration System
Sale
$19.99
$18.00
Sale
$5.44
$4.90
The Hydrofit 1/4" Inline Check Valve is NSF to NSF/ANSI certified Hydrofit Quick Connect Fittings are designed to provide all the typical benefits ...
View full detailsSale
$5.44
$4.90
Sale
$1.42
$1.28
Upgrade your water system with confidence using the Hydrofit 1/4" Tube x 1/4" NPTF fitting. Engineered for reliability and ease of installation, th...
View full detailsSale
$1.42
$1.28
Aquatrol AT-0713BK-25T - 7 x 13 Mineral Pressure Tank for Water Softeners or Filtration, 2.5" Port
in stock
Sale
$59.00
$53.10
Aquatrol AT-0713BK-25T – 7" x 13" Mineral Pressure Tank for Water Softeners & Filtration (2.5" Port, Black) The Aquatrol AT-0713BK-25T Mineral ...
View full detailsSale
$59.00
$53.10
Sale
$6.99
$6.30
1" NPT Nipple Male Plastic Connector is made from Polypropylene. The Center has a Hex shape to allow tool installation.
Sale
$6.99
$6.30
Sale
$3.00
$2.70
Stainless steel lag bolts and washer set. Used with 10" or 20" Big Blue or similar filter housings that use 4.5" diameter filters. Each housing req...
View full detailsSale
$3.00
$2.70
Sale
$1.42
$1.28
The Hydrofit NSF 3/8" Tube x 1/4" NPT Male Connector Adapter is NSF approved and are designed for ease of use. Hydrofit Quick Connect Fittings are ...
View full detailsSale
$1.42
$1.28
