ASCO plumbing equipment is made in the U.S.A. ASCO EXPERIENCE IS THE ULTIMATE EXPERIENCE The Acetylene Supply Company has been manufacturing and distributing industrial gases to the plumbing, refrigeration, HVAC and welding supply industries for over forty five years. As the nation's single largest small cylinder supplier, ASCO has taken its experience as a gas manufacturer and developed the finest line of air/fuel torch equipment on the market. ASCO torches represent the best in American quality, durability and craftsmanship. Each hand-assembled component is constructed entirely of solid brass and stainless steel to withstand the rigors of everyday usage. All ASCO torch tips, torch handles and regulators are individually tested to insure consistent, superior performance.