Homewerks Worldwide Coupling *Schedule Type Number: Schedule 40 *End 1 Diameter: 1/2 in. *End 1 Type: Compression *End 2 Diameter: 1/2 in. *End 2 Type: Compression *Material: PVC *Product Type: Coupling *Packaging Type: Bulk *Maximum Pressure: 150 psi *NSF Listed: Yes *IAPMO Certified: Yes *Can be used on galvanized pipe* Meets ANSI/NSF 61 *Discovery ACC, CON, SUP