Dwyer Magnehelic Pressure Gauge, 0.25In to 0 to 0.25In H2O, Dwyer Instruments, Mfr#: 2300-0

Differential Pressure Gauge, Gauge Nominal Dial Size 4 in, Basic Gauge Case Material Metal, Differential Gauge Connection Type FNPT, Differential Gauge Connection Size 1/8 in, Gauge Connection Location Back and Side, Differential Pressure Range Units in wc, Differential Pressure Range Value -0.25 to 0 to 0.25, Gauge Accuracy +/-3.00 Percent, Body Material Die Cast Aluminum, Gauge Primary Range Smallest Graduation 0.01, Gauge Operating Temp. Range 20 Degrees to 140 Degrees F