US Water 4.5 x 20 Carbon Block Filter Double O-Ring Seal | USWCB-4520-10-222 img alt text added THM and other chemicals and

THM and other chemicals and the problem is apparent

Agion has Broad Regulatory Approvals including EPA

Fits all US WATER backwashing filters using the 1" Clack Valve and all GreenWave Salt-Free Water Treatment Systems

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US Water 4.5 x 20 Carbon Block Filter Double O-Ring Seal | USWCB-4520-10-222 img alt text added THM and other chemicals andUS Water Carbon Block Filter 4. 5 inch x 20 inch 10 Micron Filter With Double O Ring Seal Filter elements are designed to fit US Water 4. 5" x 20 Gray filter housings. This high quality carbon block media is manufactured from raw materials to precise specifications entirely in a US manufacturing facility. This filter element is rated at 10 microns. Elements are finished with a single layer of spun bonded polypropylene netting. Polypropylene end caps