eliminating the guesswork of universal motor brackets

specifically the 400 and 500 series burners

10" WC requirement on your unit's rating plate

Ensure your system's pressure and temperature requirements align with the valve's 1015 psi max rating

standard commercial kits won't hold up against salt water or aggressive fluids

Danfoss 020-1042 Check Valve 320788-703 eliminating the guesswork of universalThe Danfoss 020 1042 is a high performance NRV 12 check valve designed for integration into commercial refrigeration and air conditioning systems. Engineered for durability and precision, this 1 2" flare check valve ensures unidirectional flow and prevents back condensation from warm system components to the evaporator. Featuring a built in damping piston, the NRV 12 is ideal for installation in lines with high pulsation, such as compressor discharge