Waterco 2" Half Union w/O-Ring (634024BLK) relayscontactors or damaged through service or

or damaged through service or impeller contact

The Raypak 130A complete inlet and outlet header is designed for compatible heater applications where the full water-connection header assembly needs replacement

Helps restore dependable heater-protection behavior

The 25554-304-000 is a practical service part when a compatible return line needs a nozzle to restore dependable return-flow support

This replacement is especially useful when the original venting components are incomplete

Waterco 2" Half Union w/O-Ring (634024BLK) relayscontactors or damaged through service orThe Waterco 2 inch half union with O ring is designed for compatible plumbing systems where one side of the union connection needs to be replaced with the correct serviceable fitting. A half union is useful because it allows plumbing sections to be disconnected more easily during maintenance while still preserving a secure, properly sealed connection during operation. This replacement is especially useful when the original half union is cracked, worn,