The Danfoss 020B1011 Check Valve is a professional-grade NRV 10S piston-type component designed for reliable one-way refrigerant flow

Key Benefits Specifically designed to match Metro burner manufacturer specifications for seamless physical and electrical compatibility

Universal Compatibility: Drops into DFG75 through DFG400 and DFP75 through DFP400 series units

Will the 421-664 work on other burner brands

the 61M35 is the manufacturer-designated update for legacy 78L32 and LB-96382A traps

Parker 70563 Solenoid Valve Refrigerant The Danfoss 020B1011 Check ValveThe Parker 70563 Solenoid Valve is a 2 way normally closed pilot operated valve designed for rigorous industrial and HVACR fluid control. This 1 2" FNPT solenoid valve is specifically engineered to handle low pressure steam up to 10 PSI and hot water up to 150 PSI, featuring a robust brass body and high grade stainless steel seat insert to minimize erosion. With a 3. 35 Cv flow coefficient, it ensures high capacity throughput for air, water, and non