KDF/GAC Home Water Filter Replacement Cartridge
KDF & GAC Replacement  Home Water Filter
KDF Media
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KDF/GAC Water Filter Replacement Cartridge

Regular price
$49.95
Sale price
$49.95
Regular price
$59.95
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This cartridge contains a patented media, KDF (U.S. Patent 4,642,192) which has been tested to have bacteriostatic properties in addition to effectively removing Chlorine, Lead, Arsenic, Cadmium and other contaminants that may be present in the water, combined with Coconut Shell Activated Carbon Media to provide the best filtration for your family.
This cartridge should be installed with the gasket end against the screw cap. Remove the outside wrapper before installation. After installation, the filter should be flushed with sufficient water to remove all traces of fines.

Multi-media filter cartridge (KDF/GAC) replacement for Crystal Clear Supply units item numbers CT, CTD, CTD-CB, CTD-S, UC, UCD, UCD-F UCD-CB.

Will also fit any industry standard housings designed for standard 9 ¾" cartridges length by 2 ½" to 2 ¾" width. Rated to treat 12,000 gallons! Includes chlorine test strips to verify when it's time to replace cartridge. Made in the U.S.A.

3 year prorated warranty.

Click to see how KDF/GAC filters work.


KDF media is bacteriostatic. It inhibits bacteria growth from within the cartridge itself.
Removes Chlorine, Lead, Chemicals, Heavy Metals.

Leaves beneficial minerals, such as calcium and magnesium, intact.

Tested to industry standard NSF-53 protocol by independent laboratory.