Test Caps

Oatey® offers a variety of test caps for pressure testing plumbing systems. These products include Knock-Out™ Test Caps, End-Cap™ Test Caps, Push-Cap™ Test Caps, Multi-Size (MS) End-Cap Test Caps and Cherne® PVC Test-Kap® Plugs.

Frequently Asked Questions

What pressures will a test cap withstand once it is installed?

If the pipe ends are cut square, chamfered, and assembled correctly, they will perform without failure in the following conditions: Knock-Out caps can withstand up to 10psi or a 30ft head pressure End-Cap can withstand up to 15psi or a 40ft head pressure Push-Cap can withstand up to 10ft head pressure MS End-Cap can withstand up to 15psi or 40ft head pressure  

What pipe material can the test caps be used with?

All test caps are compatible with ABS and PVC pipe materials. The Knock-Out, End-Cap and MS End-Caps can be solvent welded to ABS or PVC materials with solvent cement matching the pipe material.