McDonnell & Miller Series 21 Make-Up Water Feeder
For boiler receiver tanks. Direct mounting eliminates need for equalizing connections. Proportional feed action. Mounting Flange- six 7/16″ (11. 1mm) bolt holes on a 5-3/4″ (146mm) bolt circle. Soft seat provides positive seal. Maximum water supply pressure 150 psi (10. 5 kg/cm2). Maximum inlet water temperature 120°F (49°C). Maximum vessel pressure 35 psi (2. 5 kg/cm2). Made in the USA.
