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Hydroguard

Hydroguard

HydroGuard® offers advanced water filtration solutions designed to deliver clean, safe, and great-tasting water for every home. With a focus on quality, performance, and innovation, HydroGuard systems help protect your family from harmful contaminants while enhancing your water experience.

Hydroguard
Under Counter Systems
RO Systems
HydroGuard Replacement Filters
Parts

HydroGuard Water Filtration Products

Filters

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(2 Pack) Genuine Hydro Guard HDG-CB6-14/2 - CB6 Carbon Block Water Filter For MP Systems
HDG-CB-6-14 Variations
Hydro Guard

(2 Pack) Genuine Hydro Guard HDG-CB6-14/2 - CB6 Carbon Block Water Filter For MP Systems

HDG-CB6-14/2
in stock

$64.99 - $64.99
$64.99
$64.99 - $64.99
$64.99

(2 Pack) Genuine Hydro Guard HDG-CB6-14 Carbon Block Water Filter – Compatible with MP Systems Only looking for 1 filter? Order here: HDG-CB6-14 Th...

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$64.99 - $64.99
$64.99
$64.99 - $64.99
$64.99
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Hydro Guard HDG-45 (Drop In) Reverse Osmosis Filter Replacement Set
Hydro Guard

Hydro Guard HDG-45-SET (Drop In) Reverse Osmosis Filter Replacement Set

HDG-45-SET
in stock

$78.00 - $78.00
$78.00
$78.00 - $78.00
$78.00

OEM Replacement Water Filter Cartridge Set for Hydro Guard HDG-45-SET 4-Stage Drop-In Reverse Osmosis System Keep your water filtration system oper...

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$78.00 - $78.00
$78.00
$78.00 - $78.00
$78.00
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Hydro Guard HDG-CB6-14 (CB6) Carbon Block Water Filter Replacement Cartridge NSF-certified
Hydro Guard HDG-CB6-14 (CB6) Carbon Block Water Filter Replacement Cartridge NSF-certified
Hydro Guard

Hydro Guard HDG-CB6-14 (CB6) Carbon Block Water Filter Replacement Cartridge NSF-certified

HDG-CB6-14
in stock

$35.99 - $35.99
$35.99
$35.99 - $35.99
$35.99

Hydro Guard HDG-CB6-14 Carbon Block Water Filter – CB6 Compatible Replacement Cartridge (NSF) The Hydro Guard HDG-CB6-14 Carbon Block Water Filter ...

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$35.99 - $35.99
$35.99
$35.99 - $35.99
$35.99
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Hydro Guard HDGT-45 Reverse Osmosis 1-Year Filter Replacement Set – 50 GPD
Hydro Guard

Hydro Guard HDGT-45 Reverse Osmosis 1-Year Filter Replacement Set, 50 GPD

HDGT-45-SET
in stock

$139.99 - $139.99
$139.99
$139.99 - $139.99
$139.99

Hydro Guard HDGT-45 Reverse Osmosis 1-Year Filter Replacement Set – 50 GPD The Hydro Guard HDGT-45 Reverse Osmosis 1-Year Filter Replacement Set is...

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$139.99 - $139.99
$139.99
$139.99 - $139.99
$139.99
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(6 Pack) Hydro Guard HDG-P117/6 Premium GAC Water Filter Cartridge - Interchangeable with AP117
(6 Pack) Hydro Guard HDG-P117/6 Premium GAC Water Filter Cartridge - Interchangeable with AP117
Hydro Guard

(6 Pack) Hydro Guard HDG-P117/6 Premium GAC Water Filter Cartridge - Interchangeable with AP117

HDG-P117/6
in stock

$41.60 - $41.60
$41.60
$41.60 - $41.60
$41.60

(6 Pack) Hydro Guard HDG-P117/6 Premium GAC Water Filter Cartridge – AP117 Compatible Replacement The (6 Pack) Hydro Guard HDG-P117/6 Granular Acti...

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$41.60 - $41.60
$41.60
$41.60 - $41.60
$41.60
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Hydro Guard HDG-CB-8-38 (CB8), Amway E84, A101, E-9225 Compatible Carbon Block Water Filter
Hydro Guard

Hydro Guard HDG-CB-8-38 (CB8), Amway E84, A101, E-9225 Compatible Carbon Block Water Filter

HDG-CB-8-38
in stock

$35.84 - $35.84
$35.84
$35.84 - $35.84
$35.84

Hydro Guard HDG-CB8-38 Carbon Block Water Filter – Compatible with CB8, Amway E84, A101, & E-9225 The Hydro Guard HDG-CB8-38 Carbon Block Water...

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$35.84 - $35.84
$35.84
$35.84 - $35.84
$35.84
Hydro Guard HDG-012 Filter Wrench for HDGT-45 Twist Off and HDG-45 drop In RO Systems - IFilters
Hydro Guard

Hydro Guard HDG-012 Filter Wrench for HDGT-45 Twist Off and HDG-45 drop In RO Systems

HDG-012
in stock

$2.99 - $2.99
$2.99
$2.99 - $2.99
$2.99

Hydro Guard Filter Wrench – OEM Replacement for HDGT-45 & HDG-45 Systems Make filter replacements effortless with the Hydro Guard Filter Wrench...

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$2.99 - $2.99
$2.99
$2.99 - $2.99
$2.99
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Hydro Guard HDG-CB6-38 Carbon Block Water Filter Replacement, 3/8" NPT Port
Hydro Guard

Hydro Guard HDG-CB6-38 Carbon Block Water Filter Replacement, 3/8" NPT Port

HDG-CB6-38
in stock

$36.99 - $36.99
$36.99
$36.99 - $36.99
$36.99

Hydro Guard HDG-CB6-38 Carbon Block Water Filter – 0.5 Micron, 3/8" NPT Port The Hydro Guard HDG-CB6-38 Carbon Block Water Filter delivers premium ...

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$36.99 - $36.99
$36.99
$36.99 - $36.99
$36.99
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(4 Pack) Hydro Guard HDG-P117 Aqua-Pure AP117 Cuno Compatible GAC Water Filters Premium Carbon
(4 Pack) Hydro Guard HDG-P117 Aqua-Pure AP117 Cuno Compatible GAC Water Filters Premium Carbon
Hydro Guard

(4 Pack) Hydro Guard HDG-P117 Aqua-Pure AP117 Cuno Compatible GAC Water Filters Premium Carbon

HDG-P117/4
in stock
$32.00 - $32.00
$32.00
$32.00 - $32.00
$32.00

Hydro Guard HDG-P117 Aqua-Pure AP117 Compatible GAC Water Filters – 4-Pack Upgrade your water filtration system with the Hydro Guard HDG-P117 Carbo...

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$32.00 - $32.00
$32.00
$32.00 - $32.00
$32.00
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Hydro Guard HDG-TFM36 – 36 GPD Reverse Osmosis Membrane Replacement for Culligan AC30 & AC15
Hydro Guard

Hydro Guard HDG-TFM36 - 36 GPD Reverse Osmosis Membrane Culligan AC30 AC15 Replacement

HDG-TFM36
in stock
$25.99 - $25.99
$25.99
$25.99 - $25.99
$25.99

Hydro Guard HDG-TFM36 – 36 GPD Reverse Osmosis Membrane Replacement for Culligan AC30 & AC15 The Hydro Guard HDG-TFM36 Reverse Osmosis Membrane...

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$25.99 - $25.99
$25.99
$25.99 - $25.99
$25.99
Hydro Guard 50GPD Reverse Osmosis Water Purification System With Faucet - IFilters
Hydro Guard

Hydro Guard 50GPD Reverse Osmosis Water Purification System With Faucet

HDGT-45BN
in stock
$0.00 - $0.00
$0.00
$249.99
$249.99 - $249.99
$249.99

Hydro Guard HDGT-45BN RO Filtration System – Reliable, Compact & Hassle-Free Water Purification Experience superior water filtration with the H...

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$0.00 - $0.00
$0.00
$249.99
$249.99 - $249.99
$249.99
Hydro Guard HDG45-10BODY Replacement Housing - HDG-45 Drop-In RO Systems
Hydro Guard

Hydro Guard HDG45-10BODY Replacement Housing for Hydro Guard Drop In Style HDG45 RO System

HDG45-10BODY
in stock

$19.99 - $19.99
$19.99
$19.99 - $19.99
$19.99

Hydro Guard HDG45-10BODY Replacement Housing – OEM Drop-In Style for HDG-45 RO System Ensure the longevity and efficiency of your Hydro Guard HDG-4...

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$19.99 - $19.99
$19.99
$19.99 - $19.99
$19.99
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Hydro Guard HDG-CB-AC10 Compatible with AC30 AC15 Systems Carbon Block Water Filter
Hydro Guard HDG-CB-AC10 Compatible with AC30 AC15 Systems Carbon Block Water Filter
Hydro Guard

Hydro Guard HDG-CB-AC10 Compatible with AC30 AC15 Systems Carbon Block Water Filter

HDG-CB-AC10
in stock

$7.95 - $7.95
$7.95
$7.95 - $7.95
$7.95

Hydro Guard HDG-CB-AC10 Carbon Block Water Filter – Compatible with Culligan AC30 & AC15 Systems The Hydro Guard HDG-CB-AC10 Carbon Block Water...

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$7.95 - $7.95
$7.95
$7.95 - $7.95
$7.95
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(4 Pack) Hydronix HDG-SED-AC5/4 Culligan Compatible Sediment Water Filter For AC30 AC15 Systems
Hydro Guard

(4 Pack) Hydronix HDG-SED-AC5/4 Culligan Compatible Sediment Water Filter For AC30 AC15 Systems

HDG-SED-AC5/4
in stock
$17.40 - $17.40
$17.40
$17.40 - $17.40
$17.40

Hydro Guard HDG-SED-AC5/4 Sediment Water Filter – Culligan Compatible (4-Pack) for AC30 & AC15 Systems Ensure cleaner, clearer water with the H...

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$17.40 - $17.40
$17.40
$17.40 - $17.40
$17.40
Auto Ship
(2 Pack) Hydro Guard HDG-P117/2 Universal GAC Water Filter Cartridge Compatible with AP117
Hydro Guard

(2 Pack) Hydro Guard HDG-P117/2 Universal GAC Water Filter Cartridge Compatible with AP117

HDG-P117/2
in stock
$20.83 - $20.83
$20.83
$20.83 - $20.83
$20.83

Hydro Guard HDG-P117/2 Universal GAC Water Filter Cartridge – AP117 Compatible (2-Pack) Upgrade your water filtration system with the Hydro Guard H...

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$20.83 - $20.83
$20.83
$20.83 - $20.83
$20.83
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Hydro Guard HDG-CB-AC10 Carbon Block Pre-Filter for AC30 AC15 Systems - 4 Pack
Hydro Guard

Hydro Guard HDG-CB-AC10 Carbon Block Pre-Filter for AC30 AC15 Systems - 4 Pack

HDG-CBAC10/4
in stock
$40.95 - $40.95
$40.95
$40.95 - $40.95
$40.95

Hydro Guard HDG-CB-AC10 Carbon Block Pre-Filter – 4-Pack for AC30 & AC15 Systems Ensure cleaner, fresher water with the Hydro Guard HDG-CB-AC10...

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$40.95 - $40.95
$40.95
$40.95 - $40.95
$40.95
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Hydro Guard HDG-U300-UF Replacement Filter Set – OEM Replacement for HDG-U3000-UF
Hydro Guard

Hydro Guard HDG-U3UF-SET HDG-U300-UF Replacement Filter Set | OEM Replacement for HDG-U3000-UF

HDG-U3UF-SET
in stock
$77.35 - $77.35
$77.35
$77.35 - $77.35
$77.35

Hydro Guard HDG-U300-UF Replacement Filter Set – OEM Replacement for HDG-U3000-UF The Hydro Guard HDG-U300-UF Replacement Filter Set is the OEM rep...

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$77.35 - $77.35
$77.35
$77.35 - $77.35
$77.35
Hydro Guard HDGT-HEAD Twist RO System Top Module Head – Compatible with HDGT-45BN & HDGT-45CP - IFilters
Hydro Guard

Hydro Guard HDGT-HEAD Twist RO System Top Module Head – Compatible with HDGT-45BN & HDGT-45CP

HDGT-HEAD
in stock
$78.99 - $78.99
$78.99
$78.99 - $78.99
$78.99

Hydro Guard Twist RO System Top Module Head – Compatible with HDGT-45BN & HDGT-45CP The Hydro Guard Twist RO System Top Module Head is designed...

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$78.99 - $78.99
$78.99
$78.99 - $78.99
$78.99
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Hydro Guard HDG-SED-AC5 Compatible with AC30 AC15 Systems Sediment Water Filter - IFilters
Hydro Guard HDG-SED-AC5 5-Micron Sediment Filter – Compatible with Culligan AC15 & AC30 Systems
Hydro Guard

Hydro Guard HDG-SED-AC5 Compatible with AC30 AC15 Systems Sediment Water Filter

HDG-SED-AC5
in stock
$6.00 - $6.00
$6.00
$6.00 - $6.00
$6.00

Hydro Guard HDG-SED-AC5 5-Micron Sediment Filter – Compatible with Culligan AC15 & AC30 Systems The Hydro Guard HDG-SED-AC5 Sediment Filter Car...

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$6.00 - $6.00
$6.00
$6.00 - $6.00
$6.00
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Hydro Guard HDG-P117 Universal GAC Water Filter Cartridge Interchangeable with AP117
Hydro Guard

Hydro Guard HDG-P117 Universal GAC Water Filter Cartridge Interchangeable with AP117

HDG-P117
in stock
$12.08 - $12.08
$12.08
$12.08 - $12.08
$12.08

Hydro Guard HDG-P117 Universal GAC Water Filter Cartridge – Compatible with AP117 The Hydro Guard HDG-P117 Granular Activated Carbon (GAC) Water Fi...

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$12.08 - $12.08
$12.08
$12.08 - $12.08
$12.08
Hydro Guard HDG-U4000-UF Total Care Water Systems – Superior Filtration for Cleaner, Healthier Water
Hydro Guard

Hydro Guard HDG-U4000-UF Under Counter Drinking Water Filtration System

HDG-U4000-UF
in stock
$199.00 - $199.00
$199.00
$199.00 - $199.00
$199.00

Hydro Guard HDG-U4000-UF Total Care Water Systems – Superior Filtration for Cleaner, Healthier Water Upgrade your drinking water with Hydro Guard T...

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$199.00 - $199.00
$199.00
$199.00 - $199.00
$199.00
Hydro Guard HDG-005 Replacement O-ring for Hydro Guard Drop In Style HDG45 RO Housing - IFilters
Hydro Guard

Hydro Guard HDG-005 Replacement O-ring for Hydro Guard Drop In Style HDG45 RO Housing

HDG-005
in stock
$2.99 - $2.99
$2.99
$2.99 - $2.99
$2.99

Hydro Guard HDG-005 Replacement O-Ring – Perfect Fit for HDG-45 Drop-In Style RO Housing Ensure a leak-free seal and maintain the efficiency of you...

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$2.99 - $2.99
$2.99
$2.99 - $2.99
$2.99
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Hydro Guard HDG-CB-AC10 Carbon Block Pre-Filter for AC30 AC15 Systems - 2 Pack
Hydro Guard

Hydro Guard HDG-CB-AC10 Carbon Block Pre-Filter for AC30 AC15 Systems - 2 Pack

HDG-CB-AC10/2
in stock

$20.84 - $20.84
$20.84
$20.84 - $20.84
$20.84

Hydro Guard HDG-CB-AC10 Carbon Block Pre-Filter – 2-Pack for AC30 & AC15 Systems Upgrade your water filtration system with the Hydro Guard HDG-...

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$20.84 - $20.84
$20.84
$20.84 - $20.84
$20.84
Auto Ship
Hydro Guard HDGT-SED5 First Stage Twist-Style Sediment Pre-Filter – OEM Replacement
Hydro Guard

Hydro Guard HDGT-SED5 Sediment Replacement Filter for HDGT-45 Systems

HDGT-SED5
in stock
$15.99 - $15.99
$15.99
$15.99 - $15.99
$15.99

Hydro Guard HDGT-SED5 First Stage Twist-Style Sediment Pre-Filter – OEM Replacement Ensure optimal filtration performance with the Hydro Guard HDGT...

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$15.99 - $15.99
$15.99
$15.99 - $15.99
$15.99

Fresh, great-tasting water starts with a filtration setup you can trust, and HydroGuard products are built for that everyday goal. From quick filter swaps to full under-counter upgrades, this collection supports cleaner drinking water in kitchens, apartments, and family homes. Performance-focused design helps reduce common water nuisances while keeping flow and convenience in mind. Options span complete drinking water systems, reverse osmosis configurations, and the replacement components that keep them running smoothly. City or well water can benefit from targeted filtration stages.

About HydroGuard Products

HydroGuard® centers on advanced under-counter solutions that deliver crisp water at a dedicated faucet, making it easier to enjoy better flavor for cooking, coffee, and cold glasses on demand. Reverse osmosis systems target a wide range of contaminants through multi-stage filtration, while compatible drop-in and twist-off styles simplify routine service. Replacement filters, membranes, housings, fittings, and tools are available to match typical maintenance needs, so owners can stay on schedule without guesswork. Product listings highlight key specs and part numbers to help shoppers select the right cartridge, set, or accessory for their setup. Many shoppers pick bundled sets for yearly refreshes or carbon block cartridges for taste support.

Why Choose iFilters for HydroGuard?

iFilters makes it simple to shop HydroGuard products by organizing drinking water systems, parts, replacement filters, and tools in one place. Helpful sorting, availability status, and customer ratings support faster decisions, especially when you need the correct match for an existing RO system. Auto Ship options can support consistent filter changes, which helps maintain water taste and system efficiency over time. A broad inventory across HydroGuard filter types means fewer substitutions and fewer delays during maintenance. Clear product pages and support help from selection through checkout.

Shop HydroGuard products online today!

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