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this valve provides the necessary barrier between system fluids and the supply line without the bulk of larger RPZ assemblies
Engineered with an auto-reset mechanism
Will this adapter fit any 1" thread compressor
allowing the system to stabilize during normal startup or momentary fluctuations
As a vital 24V control relay
Utica-Dunkirk 240009669 Control Board R-448A this valve provides the necessaryThe Utica Dunkirk 240009669 Control Board is a critical genuine OEM replacement designed for ECR International boilers. This ATB control board, specifically the 2 4 element Revision C, manages the sequence of operation and safety timings to ensure your hydronic system maintains precise thermal regulation. When a furnace or boiler exhibits intermittent ignition failures or erratic limit cycles, installing this factory spec Utica boiler circuit board is