Marketing InformationEasy connection, self-aligning buttress threads and deep socket connections with glue traps make Magic plastics union assemblies reliable and leak-free. Additionally, Magic plastics union assemblies feature our patented VibeProof® locking feature to assure the union nut will not loosen or back out should vibration occur. Magic plastics union assemblies are available in a variety of configurations in 1 in, 1-1/2 in, 2 in, 2-1/2 in and 3 in IPS sizes. For more information on VibeProof®, see our VibeProof® page here.