The Resideo VR8204A2126/B 1/2" Intermittent Pilot Gas Valve 24V is a combination gas control designed for 24V gas-fired HVAC equipment, including furnaces, boilers, and heating appliances. It regulates and controls gas flow to the pilot and main burner during the heating cycle. When there is a call for heat, the valve works with the ignition control to establish the pilot flame before... https://www.partshnc.com/vr8204a2126-b-resideo-1-2-intermittent-pilot-light-gas-valve-24v