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supporting the overall energy efficiency and longevity of your unit
With an adjustable range of 50 to 450 psi and a field-adjustable differential of 60 to 150 psi
the Williams P321020 is built to withstand the rigorous heat cycles of a gas wall heater without degrading
A trip usually indicates flame rollout
Standard best practice for any expansion valve installation involves replacing the liquid line filter drier to prevent debris or moisture from fouling the new valve's internal seat
Belimo B312B Valve 340155-7026 supporting the overall energy efficiencyWhen you need a reliable 3 way ball valve for precise hydronic control, the Belimo B312B valve is a robust choice. This 1 2" NPT valve, featuring a 3. 0 Cv, is engineered for demanding HVAC applications. Its nickel plated forged brass body, chrome plated brass ball, and nickel plated brass stem ensure durability and chemical resistance, making it suitable for chilled or hot water systems up to 250F (120C), including those with up to 60% glycol
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