Corrosion resistant check valve replacement
Fits Pentair pool and spa in-line automatic feeder models 300, 302, 320 and 322
Also fits Pentair pool and spa high capacity automatic feeder models hc-3315, hc-3330, hc-3340
Comes with 1-1/2-inch by 2-inch
Measures 5-inch length by 3-inch height by 5-inch width