Dual Standing Pilot Gas Valve, 24-Volt (Ac). Combination Gas Controls For Use In Gas-Fired, Standing-Pilot Appliances with Capacities From 20 To 200 Cubic Feet/Hour (Cfh). Controls Include Manual Valve, Two Automatic Operators, Servo Pressure Regulator and Pilot Adjustment. Compact Size. Two Automatic Valves. Solenoid-Operated First Automatic Valve Opens On Thermostat Call For Heat; Closes When Call For Heat Ends. Diaphragm-Operated Second Automatic Valve Opens Under Control Of Regulator; Closes If Gas or Power Supply Is Interrupted. Meet Codes Requiring Dual Safety Shutoff. Natural To Liquid Propane (Lp) and Lp-To-Natural Gas Conversion Kits Available For Standard and Slow Opening Gas Valves. Lite-Rite (Off-Pilot-On) Lighting Sequence. All Adjustments, Wiring Connections and Pilot Outlet Are Accessible From Top Of Control. Adjustable Servo Regulator Effectively Maintains Almost Constant Gas Output Pressure Under Wide Fluctuations In Gas Supply Pressure. Compatible with Eco Connector.