Question: what are push fit plumbing connectors?
Answer: The Basics of Push-Fit Fittings Push-fit plumbing fittings are also known as push fittings or push-on fittings. They're specially made for use on PEX, CPVC, and rigid copper water pipes. Some fittings are smaller and specially made for use in plastic tubing used with ice makers, aquariums, and water filters.