Xylem 51 McDonnell & Miller Water Feeder 35 PSI 1" NPT Boiler Feeder

The Xylem-McDonnell & Miller 51 is an automatic boiler water feeder (also called a boiler feeder or water level feeder) for HVAC systems, particularly steam boilers. It helps keep the boiler water at the correct level.

Key Features:

• Float-based operation that responds to changes in boiler water level
• Adds water when the level drops below the set point, helping protect against low-water conditions that can damage the boiler or reduce efficiency
• 35 PSI rating
• 1" NPT connection

A dependable automatic feeder helps keep a steam boiler supplied with water and running efficiently.