The MEGR-1222-BAF is a compact type second-stage regulator consisting of a 1/2" FNPT inlet and outlet connection with a 0.14" orifice size.  It is configured at an 11" W.C. setpoint that is adjustable from a 9.5 to 13” W.C. pressure range with up to 500,000 BTU/h heating capacity.  UL-listed.

The second stage regulator is mainly used to lower the outlet pressure of the first stage regulator.  The unit is designed with a die-cast aluminum body, stainless steel internal components, fluorocarbon seat discs, and molded lip fabric-reinforced diaphragms to provide resistance to weather and contaminated gases.  It also features large aluminum precision machined orifices that allow excellent downstream control.