The W5CIP478 Compact Water Filter Replacement Cartridge offers quality filtration that reduces chlorine and other contaminants for cleaner, refreshing drinking water. The W5CIP478 filter fits into a discreet compact housing design. Ideal for point-of-use applications and significantly improves the taste and odor of drinking water. American Plumber is a trusted name in filtered water offering you peace of mind with its high quality products. Economical carbon-impregnated cellulose dual-function filter cartridge with high dirt-holding capacity works best for municipal water fountains OEM product