Speck Pumps A91 Pump Union [w/Threaded End] (2500300909) poolcovers and DE3620 filter applications where

and DE3620 filter applications where the upper tank closure needs replacement

supporting safe and consistent heater performance when matched to the correct equipment

single-speed configuration

The light gray tone can offer a softer blend in many installations compared with a brighter white option

Speck Pumps A91 Pump Union [w/Threaded End] (2500300909) poolcovers and DE3620 filter applications whereThe Speck Pumps A91 Pump Union with Threaded End (2500300909) is a replacement union component used to connect compatible Speck A91 pump equipment to pool or spa plumbing. The threaded end helps provide a secure connection point while keeping the pump serviceable for future maintenance. It is a useful part to have available when the existing union is damaged, worn, leaking, or difficult to reinstall. Unions are important on pump installations because