Watts GTS550S 5-Stage RO System

Reverse Osmosis Systems

Watts GTS550S 5-Stage RO Replacement Filters

This Watts GTS Series RO System uses five stages to provide some of the best water RO systems are capable of producing. For best results, follow the recommended filter change schedule below.

Replacement Filter Info

Sediment Filter (93023) - Replace every 6-12 months

Carbon Block Filter (OMB934-5m) – Replace every 6-12 months

Carbon Block Filter (OMB934-5m) – Replace every 6-12 months

RO Membrane TFC 50 GPD (555694-00) – Replace every 24 months

Inline Carbon Filter (CL10ROT33-BB) – Replace every 6-12 months

Helpful Filter Information

Not all filters have the same replacement schedule. Replace the RO membrane filter every two years. Replace all other filters every 6-12 months. Help keep your system sanitary by never using filters longer than 12 months, except the RO membrane filter, regardless of how much water you use.

Manuals & Instructions