Xylem-Hoffman Specialty 400556 Air Pressure Pilot 250 PSI AP-1A

The Xylem-Hoffman Specialty 400556 Air Pressure Pilot is used in HVAC systems to maintain the right pressure and protect the system. This unit is designed to control the air pressure up to 250 PSI. It works by detecting the pressure of the system and regulating the flow of air to the system to ensure efficiency. It is suitable for steam and condensate HVAC systems, particularly in the boilers and pressure control. The AP-1A model increases energy efficiency, decreases the load on the equipment, and increases the responsiveness of the system.