Spears 1429 Series PVC Tube Fitting, Coupling, Schedule 40, Gray, 3/4" Barbed Connects pipe in a straight run Fitting connects to schedule 40 PE pipe on both ends PVC for strength and resistance to reactions with acids, gasoline, alcohol, and hydrocarbons Barbed fitting creates a tight seal on flexible pipe when used with a hose clamp (sold separately) Meets ASTM D 2609 standards for plastic insert fittings and certified by NSF for use with potable water