TEST CAP INSET 4 IN

Oatey Knock-Out™ 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. Knock-Out™ Test Caps deep design provides strong, leak-free connection, and “tab” feature keeps hands free from solvent cement. Knock-Out™ center of test cap can be removed to prevent possible blockage in piping.