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Watts GTS-550 Reverse Osmosis Filter Pack US Water Systems offers quality USA manufactured compatible filters at a cost savings that will meet or exceed Watts Water Technologies specifications. Replacement Filter Pack for Watts GTS-550 5-Stage Reverse Osmosis System All Filters are Made in the USA NSF Certified for Watts High Purity Reverse Osmosis Systems Fits Watts GTS-550, GTS550S-NAGF-MT, GTS550S-NAGF-PT, GTS550S-AGF-MT, GTS550S-AGF-PT Includes (1) 5 Micron Pre-Filter (FPMB5-978 Compatible) (2) Carbon Block Pre-Filters (F109009 Compatible) (1) 1/4" NPT In-Line GAC Post-Filter (AICRO Compatible) (1) Silicone Packet (1) RO Sanitizing Packet (1) Syringe Detailed Instructions Membrane Sold Separately It is recommended that filters be changed at 6 or 12 month intervals, depending upon water quality.
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🇺🇸 Ship from USA · On Agora since 2025
$49.95