Brasscraft Cssc12R60 P Safety Plus Gas Appliance Connector With 5/8" Od Efv And 3/4" Mip x 3/4" Fip x 60" 1/2 in. Id (5/8 in. Od) x 60 in. Corrugated stainless steel with corrosion resistant coating Safety + plus excess flow valve helps protect against gas fires and explosions - 3/4 in. Mip (with 1/2 in. Fip tap) connection to gas supply or gas ball valve Approved for indoor and outdoor use. 100% leak tested Use with natural, manufactured, mixed and liquefied petroleum (lp or propane) gases and lp gas-air mixtures Csa certified. Designed, machined & assembled in the USA