3 media tanks, 2 backwash valves, 4 media tank pickup tubes, 2 4x20 filter housings with wrench, 1 2x20 filter housing with filter wrench, 1 2x10 filter housing with filter wrench, 1 small sediment filter with wrench, 8 shutoff valves, 8 couplers and some extra pipe fittings, all 1inch pvc