Pres Air Trol TinyTrol DPDT Momentary Air Switch (TRM211A) prostar and this Hayward manual version

and this Hayward manual version is designed for Swim-Clear and Pro-Grid applications from 2007 forward using the DEX2420MAR2 reference

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

or no longer sealing or functioning properly

Matching the correct white directional return fitting helps preserve intended fit and cleaner installation results

Pres Air Trol TinyTrol DPDT Momentary Air Switch (TRM211A) prostar and this Hayward manual versionThe PresAir Trol TinyTrol DPDT momentary air switch is built for compatible pneumatic control systems that require a momentary double pole double throw switching response. In these systems, the switch must react cleanly to a brief air pulse and then return as designed. This model is especially valuable when the original air switch has become inconsistent or no longer returns and switches correctly during use. Installing the proper momentary