Watts Premier WP101013 Carbon Block Volatile Organic Chemicals (VOC) Replacement Water Filter, White

This filter was designed for the WP-4V and WP4V-50 reverse osmosis systems but fits all standard 10 inch housings for under sink home water filtration Made with high-quality, NSF-certified, coconut shell activated carbon ensuring crystal clear, great-tasting, drinking water Formulated specifically for the reduction of VOC's volatile organic chemicals) including MTBE's, lindane, atrazine, benzene, 2, 4-D, TTHM, and DPB while improving taste and removing unwanted odor Replacement cartage filters down to 1 Micron with an Internal 0.5 gallons per minute flow restrictor For optimal results it is recommended to replace VOC filter once a year