Watts F500960 4-Stage RO System
This Watts 4-stage system, model #F500960 is a traditional RO unit with innovative half-turn filter housings for the pre-filters and mounted membrane and GAC filter on top. The system is designed for undersink use and has industry standard cartridges and membrane. See below for all replacement filters and parts.
- STAGE 1 - Sediment Pre-Filter (93023) - Replace Every 12 Months
- STAGE 2 - Carbon Block Pre-Filter (OMB934-5m) - Replace Every 12 Months
- STAGE 4 - RO Membrane 50 GPD (555694-00) - Replace Every 24 Months
- STAGE 4 - GAC Post-Filter (CL10ROT33-BB) - Replace Every 12 Months