Valve,Gas, 2 Way Normally Closed, 1', NPT, 24Vac,, 1" straight through normally closed high temperature diaphragm gas valve, 24vac, used with natural gas, lp or manufactured gas, 1/8" pilot tapping, 5 second max opening time, 2 second max closing time, aluminum body, 1021 cfh, 1 pound max pressure