Pentair AF 1/2" Tube x Tube In-Line Check Valve (R172324) intermatic supporting water intake

supporting water intake

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

Improves fit confidence and replacement accuracy

or no longer aligned cleanly with the 10-button layout

Pentair AF 1/2" Tube x Tube In-Line Check Valve (R172324) intermatic supporting water intakeThe 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