Draft Gauges are used for low pressure measurement from ranges -25mmwc to 0 upto 6000mmwc Rectangle Size: 150 x 78 mm & 200 x 104 mm Vertical or horizontal Dial Orientation Brass or SS Capsule (sensing element) Fabricated Steel Stove Enameled Black Case Connection ¼†bsp (M) or as required Flush Panel Back Entry Range: 0 to 25mmwc upto 6000mmwc Compound ranges: -25 to + 25mmwc upto -300 to +300mmwc