The Culligan OR-38 Replacement O-Ring is a high-quality component designed for water filter housings.
With a 3.5-inch diameter, this O-ring is compatible with various Culligan models, including the US-550, RVF-10, US Filter RO-2127, and RO-3167.
It is recommended to replace the O-ring every two filter changes or if there is any damage.
This genuine Culligan OR-38 O-ring ensures a proper seal, preventing leaks and maintaining the efficiency of whole house water filters with 3/8" inlet/outlet connections.
