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HydroGuard Replacement Filters

HydroGuard® replacement filters—including sediment prefilters, carbon blocks, RO membranes, and post‑filters—are designed for hassle‑free quick-change installation, ensuring your system operates at peak performance. Regular replacement not only maximizes contaminant removal (like chlorine, heavy metals, sediment, and PFAS) but also prolongs the life of your entire filtration system, keeping your water crisp, clean, and reliable .

Filters

(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
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
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
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
(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
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-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
(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
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 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
(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
(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
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
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 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
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-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
Hydro Guard

HDGT-ALK

HDGT-ALK
In stock
$75.00 - $75.00
$75.00
$75.00 - $75.00
$75.00

Hydroguard Stage 4 Alkaline Filter

$75.00 - $75.00
$75.00
$75.00 - $75.00
$75.00
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
Hydro Guard HDGT-CB5 Carbon Block Replacement Pre Filter for HDGT-45 Systems
Hydro Guard

Hydro Guard HDGT-CB5 Carbon Block Replacement Pre Filter for HDGT-45 Systems

HDGT-CB5
in stock
$23.99 - $23.99
$23.99
$23.99 - $23.99
$23.99

Hydro Guard HDGT-CB5 Second Stage Twist-Style Carbon Block Pre-Filter – OEM Replacement Enhance your water quality and filtration efficiency with t...

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$23.99 - $23.99
$23.99
$23.99 - $23.99
$23.99
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