The Dwyer Instruments 2002 Magnehelic Differential Pressure Gauge is a precision instrument designed to measure low air and non-corrosive gas pressures. With a range of 0–2 inches WC (Water Column), it provides accurate and reliable differential pressure readings. Built with a rugged aluminum case and clear dial display, it ensures long-lasting durability and easy readability. Ideal f... https://www.partshnc.com/2002-quincy-compressor-seat-suction