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Reliable Fail-Safe: The pneumatic spring return mechanism ensures the valve defaults to the open position during a loss of control air
Directly compatible with a wide range of Lochinvar and A
The Allanson 2721-654 is built with high-grade internal windings to withstand the high ambient temperatures of furnace cabinets
" which leads to spark jumping and ignition failure
York S1-022-09019-001 Valve 320788-702 Reliable Fail-Safe: The pneumatic springThe York S1 022 09019 001 Valve is a critical 7 8" liquid line service valve designed for high performance refrigerant control in commercial and residential HVAC systems. Engineered as a genuine OEM replacement part, this angled service valve features a robust solid brass construction to ensure long term durability and resistance against high pressure cycles. Its primary function is to provide a reliable isolation point for the liquid line, allowing
