Rain Bird EFC25-1PS Drip Irrigation Easy Fit Universal Coupling, Fits All 1/2" and 5/8" Tubing. This unique Easy Fit compression coupling fitting quickly connects two lengths of 1/2" Drip tubing in a straight line. Rain Bird's Easy Fit system involves simple push-together hand assembly and fits all brands of 1/2" and 5/8" Drip tubing. A popular choice of irrigation contractors, Easy Fit Compression Fittings reduce time and fatigue in any 1/2" tubing Drip irrigation system install. Quick, push-together assembly speeds installation, requiring 50% less force than competitor’s compression fittings. The finished connection is durable, leak-resistant and stays in place season after season. Constructed of highly durable UV and chemical-resistant materials to assure long life. Recommended operating pressure: 0 to 60 psi. Rain Bird "The Intelligent Use of Water"