Made of good quality products Select propellants that deliver consistent accuracy and performance Product is manufactured in Taiwan C Clamp C Clamp Type 301 stainless steel bands, won't rust! Plated Malleable iron lugs assure uniform pressure. High content Neoprene gasket will not deteriorate, giving positive seal. Plated steel bolts and nuts; 1 bolt installation. Will not collapse schedule 40 PVC pipe. The product is manufactured in Taiwan.