including a 300-series stainless ball and stem

This dual pressure switch is designed to communicate two distinct pressure states to the control board

and bi-directional settings—provide maximum versatility for contractors managing duct static pressure

Energy Retention: The automated damper assembly seals the flue during off-cycles to minimize standby energy loss and improve thermal efficiency

ensuring alignment with existing motor mounts and duct discharges

Armstrong Fluid Technology 182212-670 Pump 322056-301 including a 300-series stainless ballThe Armstrong Fluid Technology 182212 670 Pump is a premier E33. 2B circulator pump engineered for peak performance in large scale residential and light commercial hydronic systems. This high efficiency circulator features a robust lead free bronze body, making it an ideal choice for potable water, radiant heating, and geothermal applications. Operating at 120Vac with a 2 5HP single phase motor, the unit delivers a powerful 3300 RPM to handle a