Hayward Union [1-1/2" MPT x 1-1/2" MPT] [Black] (SP1480BLK) bluwater A rectangular DE grid helps

A rectangular DE grid helps support diatomaceous earth filtration inside a compatible filter assembly

matching the correct wet end helps avoid alignment problems

0kW heater capability

Dual flow-path assembly for compatible Balboa Magna applications

this assembly helps restore stronger heat and a more complete sensing relationship

Hayward Union [1-1/2" MPT x 1-1/2" MPT] [Black] (SP1480BLK) bluwater A rectangular DE grid helpsThe Hayward union is designed for compatible plumbing applications where a serviceable 1 1 2 inch MPT to 1 1 2 inch MPT connection is needed. A union like this is useful because it allows the plumbing to be disconnected later for maintenance while still supporting a secure and organized installed fit. This black replacement is especially useful when the original union is cracked, leaking, worn, or no longer threading together correctly. Replacing it