Pentair AF 1/2" Tube x Tube In-Line Check Valve (R172324) intermatic This replacement is especially useful

This replacement is especially useful when a compatible heater is being reconfigured for propane use or when the original conversion components are unavailable or incomplete

HydroAir compatible

1/2 inch by 1 inch sizing supports intended geometry and fit

Using the correct Maytronics replacement bag also helps maintain original fit and cleaner compatibility

stronger feel

Pentair AF 1/2" Tube x Tube In-Line Check Valve (R172324) intermatic This replacement is especially usefulThe Pentair R172324 in line check valve is designed for compatible tubing applications using a 1 2 inch tube to tube connection. A compact check valve like this is useful because it helps limit backflow in smaller tubing runs, which can be important in dosing, chemical, or auxiliary water handling setups. Replacement is often appropriate when the original valve becomes sticky, restricted, leaking backward, or unreliable after long exposure to service