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Water Filter Replacements

We offer a wide selection of replacement filters to support both current and many legacy systems. Whether you’re maintaining a setup you purchased recently or one from years past, you’ll find compatible filters here. Each one is designed to help your system continue delivering clean, healthier water—while supporting long-term performance and reliability.

PureSync Home Replacement Filter Pack – Whole House Water Filtration System
$727.97
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Replacement Filter Pack — Past PureSync Undersink, Lite & Companion Systems
Price range: $267.99 through $413.96
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Replacement Filter Pack – Upgraded PureSync Undersink (or NomadGuard RV System)
Rated 5.00 out of 5
Price range: $367.97 through $416.97
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10″ Countertop Filters for Stainless Steel Housing
Rated 5.00 out of 5
Price range: $97.99 through $103.99
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9″ Countertop Filters for Poly Housing
$167.97
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NEW OPTIONS! Under Sink Single Stage Filters
Rated 5.00 out of 5
Price range: $39.97 through $115.99
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4-Stage Undersink Filter Replacement Pack
Rated 4.70 out of 5
Price range: $205.99 through $261.99
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QuantumHydro Replacement Filter Pack
$599.97
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PHA City Guard Replacement Pack (for Blue Housings)
Price range: $187.00 through $814.00
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Oxyguard pHA Replacement – Now Purchased Through Aquametrics
Rated 5.00 out of 5

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Oxyguard Replacement Sediment And Regeneration Packet
$125.97
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GW Multi-Round Filter Replacement Pack – Aquametix or KDF55
Price range: $400.97 through $1,080.97
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Stainless Multi-Round Alternate Filter
Rated 5.00 out of 5
$37.99
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Hydro-RS Sediment Filter And Regeneration Packet
Rated 5.00 out of 5
$135.97
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Oxydes®-P Regeneration Packet for Whole Home Systems
$62.97
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Aquaflex Replacement Filter Pack
$789.99
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Tipatech Replacement Filter Pack **OUT OF STOCK**
Rated 5.00 out of 5
$297.00
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Quad Flow CMB Filter Cartridge
$180.00
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Carbon Polishing Filter Replacement (No Housing)
$35.99
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*Brand New, Advanced Technology* NanoMetix 10″ Undersink Filter – Advanced Nano Technology for Cleaner, Safer Water
$125.99
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10″ Submicron Filter Cartridge
$89.97
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AquaMetix® Filters – 9″, 10″ & 20″ Sizes
Rated 4.80 out of 5
Price range: $99.97 through $421.00
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20″ LSX Replacement Filter
Rated 5.00 out of 5
$225.00
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25 – 1 Dual Density Micron Sediment Filter
Rated 5.00 out of 5
$67.00
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Spindown Sediment Filter Replacement
Rated 5.00 out of 5
$18.00
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10″ Sediment Filter Replacement
$25.97
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0.5 Micron 20″ Carbon Polishing Filter
$135.00
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Arsenic Reduction Filter
$89.00
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Iron Reduction Filter
Rated 5.00 out of 5
$159.99
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Nitrate Reduction Replacement Filter
Price range: $48.00 through $240.00
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20” KDF-55 Filter
$117.99
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10” KDF-55 Filter
$89.97
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ZVI Catalytic Carbon Filters
Rated 4.75 out of 5
Price range: $59.00 through $140.00
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Instant Oxydes
$229.97
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GoPure Water Purification Pod
Rated 5.00 out of 5
Price range: $24.97 through $74.91
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Filter Housing Wrench – For Opaque Undersink Filter Housings (Poly Systems & Older Models)
$11.97
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Filter Housing Wrench – For Clear Undersink Filter Housings
$11.97
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Inline Filter Housing Wrench – For PureSync Undersink Inline Filter
$9.95
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Stainless Filter Housing Tool
$8.97
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Poly Tubing
$8.00
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