Watts (BB-COUPLER) Big Bubba BBH Polypropylene Coupler Carbon Block3583 Replace all Viton or EPDM

Replace all Viton or EPDM O-rings and brine seal components even if no visible wear to prevent catastrophic pressure failures

and light industrial settings

eliminating guesswork on replacement timing

including Pentair 20" housings

Model Number E5528 Dimensions 10" L x 2

Watts (BB-COUPLER) Big Bubba BBH Polypropylene Coupler Carbon Block3583 Replace all Viton or EPDMWatts Big Bubba Accessories BB COUPLER Big Bubba BBH Polypropylene Coupler Replacement coupler for Watts Big Bubba whole house filter housings OEM Watts part Polypropylene construction Direct fit for BBH series The Watts BB COUPLER is a factory replacement polypropylene coupler designed specifically for Big Bubba BBH series filter housings. This OEM component ensures reliable connection and proper sealing in your whole house filtration system.