Tecmark Air Button [Low Profile 1-1/4" Hole Wht] (MPT-01010-3428D) andersonmfg A part like this is

A part like this is useful because it supports the water path

Replacing it can help restore stronger pump performance and improve the overall service condition of the unit

and a sturdy handle can make cleaning more convenient

or when a more complete service approach is preferred

This type of part is especially useful when the housing remains serviceable and the issue is centered on the cartridge itself

Tecmark Air Button [Low Profile 1-1/4" Hole Wht] (MPT-01010-3428D) andersonmfg A part like this isTecmark Air Button [Low Profile 1 1 4" Hole Wht] (MPT 01010 3428D) is a Tecmark pneumatic air button for compatible spa, bath, and equipment control applications. This low profile white button is used with air switch systems to send a pressure signal through air tubing rather than direct electrical contact at the button location. Air buttons are commonly used for jets, blowers, pumps, and other low voltage or remote actuation setups. Replacing a worn