The Brass Body of High Pressure Expansion Non-Return (HPNR) Valve is to combine non-return and pressure relief structure, suitable for installation in coil type heat exchange water heater where the dual function of inlet pressure control and cold expansion relief is required.

Process : Sand Casting & Machining

Material : DZR Brass

Application : For Coil type heat water heaters, which is required for both inlet pressure control and cold expansion relief.

Origin : Taiwan

Note : Above item is for reference only, not for sale;
We only produce custom parts per customers' drawing.