Oatey 3 in. ABS Pipe Test Cap with Knockout

This Oatey 3 in. Knockout Test Cap can be used with three in. Sch. 40 ABS and PVC piping (sold separately) to test up to 10 PSI or 30 ft. of head pressure. It's made of ABS and has a leak-free connection. It will last you over time as it's highly durable and resists up to 100 degrees.