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The Armstrong Furnace R06428D456 Combustion Air Kit is a field-installed OEM assembly designed to ensure optimal air intake for condensing gas furnaces
Adjustable Static Superheat: Allows for fine-tuning on-site (standard setting is 7
this time delay relay is critical for managing the operational sequencing of high-efficiency HVAC units
System Protection: Effectively traps particulates and contaminants before they reach sensitive pneumatic thermostats and actuators
Resideo DS06-104-LF Valve 320735-701 The Armstrong Furnace R06428D456 CombustionThe Resideo DS06 104 LF DialSet Pressure Regulating Valve is a lead free, high capacity water pressure control solution designed for 1 1 2 inch commercial and residential plumbing systems. Engineered with a balanced seat design, this PRV maintains a consistent outlet pressure regardless of fluctuating inlet pressures, preventing hydraulic shock and reducing water noise. The integrated adjustment dial allows for manual calibration between 25 and 90 psi