US Water Fluoride Reduction Filter Cartridge 4.5" x 20" | USWF-4520-BC Parts Watts W-1812-24

Watts W-1812-24

5" (2-3/4") x 10" Residential

melt blown

1/4" FNPT In-Line Polishing Filter - Includes (2) quick connect fittings

US Water Fluoride Reduction Filter Cartridge 4.5" x 20" | USWF-4520-BC Parts Watts W-1812-24US WATER SYSTEMS FLUORIDE REDUCTION FILTER CARTRIDGE 4. 5" X 20" 4. 5" x 20" Fluoride Removal (4. 5" x 20") US Water Systems USWF 4520 BC Fluoride can occur in drinking water naturally as a result of the geological composition of soils and bedrock. Additional fluoride enters drinking water in discharge from fertilizer or aluminum factories, fluoridated dental products, as well as the voluntary addition of fluoride to drinking water. The EPA has set