McDonnell & Miller 221 Boiler Make-Up Water Feeder

The McDonnell & Miller 221 Boiler Make-Up Water Feeder delivers reliable make-up water for boilers, ensuring steady feed and safe, efficient operation.

Featuring a 3/4 inch threaded port, this unit connects quickly to your boiler system and is rated for up to 150 PSI water pressure and 35 PSI boiler pressure. The inlet water temperature rating is 120°F.

Its compact footprint measures 14.4375 in L x 13.1875 in H and it mounts on a flange with six 17/32" bolt holes on an 8-1/2" bolt circle.

Media handled is water, making this make-up feeder ideal for commercial and industrial boiler rooms that require precise, dependable make-up water control.

• Port connection: 3/4" threaded
• Dimensions: 14.4375 in L × 13.1875 in H
• Ratings: 120°F inlet, 150 PSI water, 35 PSI boiler
• Mounting: six 17/32" bolt holes on an 8-1/2" bolt circle
• Media handled: Water