The Dresser Style 275 Gas Meter Valve is a maintenance-free, compact and reliable positive shut-off valve. Rated for operating pressures from inches of water column to 175 psig, the Style 275 is available in sizes 3/4″, 1″ and 1-1/4″, in regular FIPS, lock-wing FIPS, insulated union, and insulated union lock-wing configurations.