Pentair 2" Slip x 2" MPT Complete Union (11201-0154Z) gptools especially when the original impeller

especially when the original impeller shows vane damage

reducing cleaning effectiveness

the system may heat longer than it should

or obstructed

while the foam helps the door float and respond properly as water level and flow conditions change

Pentair 2" Slip x 2" MPT Complete Union (11201-0154Z) gptools especially when the original impellerPentair Complete Union, 2" Slip x 2" Male Pipe Thread (11201 0154Z) is a replacement union or union related fitting for compatible Pentair pool and spa plumbing applications. Unions make equipment easier to install, service, and remove while maintaining a secure plumbing connection. Use this part when a union, adapter, nut, or related connection is cracked, leaking, stripped, or being replaced during plumbing service. Confirm thread style, slip size,