Watts (F110023) R.O. TFC Membrane 50 GPD for "Half-Turn" F500398 System Non Air Gap3391 John Guest fittings are engineered

John Guest fittings are engineered in the UK and trusted by professionals in water treatment

This cartridge is designed for whole-house applications where chlorine removal

5" W × 6" D footprint fits standard cabinet spaces while housing three filter canisters and UV chamber

5" Opening Dual-end (both caps unscrew) Internal Screen High-capacity sediment barrier Material Food-grade polypropylene Media Capacity Approx

Watts (F110023) R.O. TFC Membrane 50 GPD for "Half-Turn" F500398 System Non Air Gap3391 John Guest fittings are engineeredThe Watts F110023 is a 50 GPD thin film composite reverse osmosis membrane engineered specifically for the Watts F500398 half turn RO system. This NSF ANSI Standard 58 certified membrane delivers 96% salt rejection and ships dry for extended shelf life and reliable performance. SPECIFICATIONS Membrane Performance Data Model Number Watts F110023 Daily Production 50 gallons per day (GPD) Membrane Type Thin film composite (TFC) Salt Rejection Rate 96%