Resideo V8043D1205 Zone Valve 318973-401 which is essential for maintaining

which is essential for maintaining optimal AFUE ratings and preventing premature heat exchanger fatigue

facilitating the pre-purge cycle that clears the heat exchanger of residual combustion gases before ignition

Smith models requiring the 100093711 part number

ensuring seamless system restoration without the need for full trap replacement

while the plug-in terminals facilitate quick replacement in compatible 8-pin sockets

Resideo V8043D1205 Zone Valve 318973-401 which is essential for maintainingThe Resideo V8043D1205 is a professional grade two way hydronic zone valve designed for precise flow control in closed loop heating systems. Featuring a Normally Open (NO) configuration with a spring return mechanism, this valve ensures system circulation in the event of a power loss, making it a reliable choice for critical heating zones. It operates on 24 Vac and provides a 3. 5 Cv flow capacity, suitable for 1 2" inverted flare connections.