- Waterway Plastics Pump Union, WW, 2" fbt x 2" s
- 2" female threaded connections
- cross body design handles up to 150 psi
- durable pvc construction
Waterway Pump or Filter Union w/O-ring 400-5570, 2” Buttress thread measures approximately 3” diameter, it is NOT the actual size of the part. Tailpiece side is for 2” PVC piping. Fits select Waterway Filter and Pumps, check your manual to ensure proper fit.