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The Weil-MCLAIN 510-811-655 Gas Valve is designed for precise control of natural gas flow in HE, HE II, and VHE series boilers. Operating at 24V with a pressure range of 0.9" W.C. low fire to 3.5" W.C. high fire, this valve ensures optimal performance and safety. It features a 3/4" gas connection and a step opening for enhanced efficiency.
Combination gas control valve kit ensures precise natural gas flow for HE, HE II, and VHE series boilers.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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