Heavy forged brass construction, 1 piece body, Hard chrome-plated forged brass ball, coated aluminum handle. A.G.A. Certified for use with natural, manufactured, mixed, liquefied petroleum, and lp gas/air mixtures up to 2 p.S.I.G. And temperatures up to 175 deg. F. Ul listed for use with water up to 175 p.S.I. Import. Product is manufactured in Italy. This product meets customer requirement.