PERFECT - TITE couplings enable pipe and hose connections to be made without the use of hands tools; thus eliminating the difficulty in making threaded connections or a flanged connection. Almost instantly connections can be made to an outlet, a faucet, a valve, a tank or coupling lengths of hose. No pipe fitting skills, wrenches or tools are required. A connection is made by simply pushing the handles down to the sides of the coupler.