drop gauge for sale, brand-new and used.

?????? 1 Hydraulic Manual Testing Pump Directions for using: 1.connect the water hose to the measured water pipeline(Note:connect sealed) 2.fill the measured pipe with water, make air out and turn off the switch 3.make the tank filled with water,lif

Great gauge to check pressure in residential duct systems which should operate at .05 static. Check filter pressure drop, coil drop and overall external static pressure. Gauge only, what you see is what you get.

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