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

and PFG boilers ranging from sizes 13 to 23

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

Multiposition Mounting: Can be installed in any orientation (excluding upside down) to match specific manifold requirements

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

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