McDonnell & Miller 250-1-125 Valve Els PW 17895 this 1100 series control is

this 1100 series control is a reliable replacement for the legacy 11B09-2 model in residential and commercial heating systems

while the integrated manual override lever and position indicator allow for streamlined field setup and troubleshooting without a time-out constraint

This assembly is typically rated for standard pneumatic supply pressures up to 150 PSI

which indicate the isolation material has lost its elasticity

McDonnell & Miller 250-1-125 Valve Els PW 17895 this 1100 series control isThe McDonnell & Miller 250 1 125 is a high capacity ASME safety relief valve designed specifically for large scale boiler applications and water heating systems requiring a 125 PSI pressure relief valve. Built with a 1" NPT inlet and outlet, this industrial pressure relief valve features a robust brass body and a high temperature silicone rubber seat to ensure positive shut off and prevent leaking after repeated cycles. Rated for a significant