Hayward Threaded Extension Coupling (SPX1091Z9) bluewhite Helps control flow direction in

Helps control flow direction in compatible plumbing systems

Before ordering

This kind of part is especially useful when the housing remains serviceable and the need is centered on the cartridge alone

An anti-vortex grate is useful because it helps cover the drain opening while supporting safer water flow characteristics and a finished appearance at the suction point

Hayward Threaded Extension Coupling (SPX1091Z9) bluewhite Helps control flow direction inThis threaded extension coupling is built for compatible Hayward skimmer or fitting assemblies where extra reach or a correct threaded connection is needed. It helps create a more serviceable connection point in pool plumbing or skimmer installations. Replace the coupling when threads are damaged, the body is cracked, or the original part no longer provides a reliable fit. Proper coupling alignment helps reduce leaks and supports a cleaner