What is ND in Valve?
FlowBiz High/low-pressure changing valve ZHD/ND allows you to choose between two pressure levels for the outgoing P channel: High pressure (HD) = supply pressure in the P channel. Low pressure (ND) = set pressure of the 3-way pressure control valve.
The suitable 40 mm globe valve is easy to install and suited for various water and wastewater treatment-related applications. The stainless steel construction provides the valve is highly durable.
Additional Features:
Quality investment casting body
Stainless steel class 200 inside screw and screwed bonnet
Swivel disc integral seat, rising stem & handwheel
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