Boshart 1" MPT x 1-1/4" Insert Reducing Polypropylene Hose Adapter adapts polyethylene tubing to standard female pipe threads, specifically M.I.P. x insert connections. This polypropylene fitting is designed for use with polyethylene pipe, providing a reliable and durable connection that ensures optimal performance in various plumbing and irrigation applications. Its reducing design allows for easy transition between different sizes, making it a versatile choice for your piping needs. Model Number: UPPIA-1012