Magnehelic Pressure Gauges have been designed to be effectively used for HVAC, clean room, & pharmaceutical sectors. They are required for measurement of pressure in ductwork & filter units of industrial processing systems. These gauges are provided with a weatherproof cover which makes them ideal for both outdoor & indoor applications. They work on principle of using bourdon tubes that change their shape under pressure. Magnehelic Pressure Gauges offered by us are also suitable to be applied in food processing, chemical, medical, and ink formulating industries. They are provided with a silicon rubber diaphragm which provides leak-proof seal.