Dwyer Instruments 2004 Pressure Gage 320819-301 This component is typically found

This component is typically found in Daikin-McQuay air handlers

This factory authorized replacement part

Since this is a high-pressure cut-out

If your furnace blower runs constantly or the burners shut off before the thermostat is satisfied

Dwyer Instruments 2004 Pressure Gage 320819-301 This component is typically foundThe Dwyer Instruments 2004 Magnehelic Differential Pressure Gage is the industry standard for monitoring filter resistance, fan pressures, and duct velocity in commercial HVACR systems. Built with a rugged die cast aluminum housing and a 4 inch diameter dial face, this mechanical gauge provides a clear 0 4. 0" w. c. range with 2% accuracy throughout the scale. The frictionless Magnehelic movement utilizes a high precision cobalt magnet and a silicone