McDonnell & Miller 126400 Model 21 – Water Feeder

McDonnell & Miller model number 21 is a float-operated make-up water feeder for boiler receiver tanks with a tapped 3/4″ FIP supply. Direct mounting make-up water feeders into receiver tanks eliminates the need for equalizing connections. This water feeder features proportional feed action, a maximum water supply pressure of 150 psi and an operating pressure of 35 psi. The mounting flange is 5-3/4″ diameter with six 7/16″ bolt holes.