Pentair #320 Body Only (New Style) | In-Line Automatic Feeder | R172321 VLLS103S verify the wall panel hole

verify the wall panel hole diameter matches the 3-inch requirement before installation

snap-adapt handle and replaceable adjustable brushes

If your pump housing is dark gray or another color

Vinyl Pool Return Fitting

Pentair #320 Body Only (New Style) | In-Line Automatic Feeder | R172321 VLLS103S verify the wall panel holeThe Pentair R172321 is the OEM replacement feeder body for the Model 320 In Line Automatic Chemical Feeder the main housing component that forms the structural core of the feeder assembly. The feeder body houses the chemical chamber and provides the sealed enclosure through which pool water flows and contacts the sanitizing agent. When the original body cracks, warps, or develops leaks, the feeder cannot maintain proper chemical dosing or hold