Sioux Chief Knock-Out 3 in. ABS Test Cap Knockout Oatey Knock-Outu2122 Test Caps are a solvent weld test cap designed for use on Schedule 40 ABS or PVC DWV piping for testing up to 17 PSI or 40 head pressure What do we offer? Can easily be knocked out once testing is completed Sioux Chief Knock-Out 3 in. A little about us: Whether you're a seasoned Professional Service Technician or a DIY enthusiast at home, we relate because we've been there too. Specializing in practical and budget-friendly residential appliance repair components, installation kits, service tools, and accessories, Supplying Demand is your go-to for starting any repair project. Solvent welded inside the open pipe end 3" White PVC Knock-Out Test Cap - Corporation 3 Inch Pvc Cap 4" White PVC Knock-Out Test Cap - Corporation Sewer Cleanout Cap (10) 2 Inch caps for leak testing plumbing systems To ensure the correct part, your complete Model information is needed!, Our strength lies in the diversity of our experiences, as we listen to various perspectives and gather feedback on the products we offer and the repair knowledge we share. View the video below for assistance in finding your full Model Info! Designed for use on schedule 40 DWV ABS or PVC piping for testing up to 140 PSI Note: We are working to add all appliance models to our catalogue!