Pentair AF 1/2" Tube x Tube In-Line Check Valve (R172324) intermatic 1/2 inch by 1 inch

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

or no longer aligned cleanly with the 10-button layout

HydroAir compatible

The CMP generic 5-7/8 inch weir is designed for compatible SP1090 style skimmer applications where the weir door needs replacement

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

Pentair AF 1/2" Tube x Tube In-Line Check Valve (R172324) intermatic 1/2 inch by 1 inchThe 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