CMP Self-Sealing Union [1-1/2" MPT]x 1-1/2" Slip] (21063-170-000) pumpwetends O-rings create the seal needed

O-rings create the seal needed to prevent leaks and maintain pressure integrity in filtration and tank systems

Installed in the proper Santana Luxury Cyclone setup

Supports dependable internal filter alignment

Designed for negative-pressure indoor venting setups

CMP generic backup valve

CMP Self-Sealing Union [1-1/2" MPT]x 1-1/2" Slip] (21063-170-000) pumpwetends O-rings create the seal neededThe CMP self sealing union is designed for compatible plumbing applications where a 1 1 2 inch MPT by 1 1 2 inch slip serviceable connection is needed. A self sealing union is useful because it helps simplify installation and maintenance while supporting dependable sealing at the connection point. This replacement is especially useful when the original union is cracked, leaking, damaged, or no longer sealing correctly. Matching the correct self