Premium 304 Stainless Steel Compound Gauge with Brass Internals, -30 inHg/0/100 PSI, 2-1/2 Inch Dial, 1/4 inch NPT Bottom Mount Options:With 3 Pt. Cert. of Calibration Vacuum Pump-Regenerative

Vacuum Pump-Regenerative

so PRM manufactures these standard flow control rotameters with a heavier duty body and mounting bosses to make the rotameters stationary and prohibit flexing

Outlet: 1"

The AX series housings are constructed of heavy duty aluminum with built in shutters that automatically open when the fan starts and gravity closes when the fan stops

Internals: Brass

Premium 304 Stainless Steel Compound Gauge with Brass Internals, -30 inHg/0/100 PSI, 2-1/2 Inch Dial, 1/4 inch NPT Bottom Mount Options:With 3 Pt. Cert. of Calibration Vacuum Pump-RegenerativePremium 304 Stainless Steel Compound Gauge with Brass Internals, 30 inHg 0 100 PSI, 2 1 2 Inch Dial, 1 4 inch NPT Bottom Mount Range: 30"Hg 0 100 PSI Dial Size: 2. 5 Inch Connection Type: 1 4 Inch NPT Male Connection Location: Bottom Body Material: 304 Stainless Steel Internals: Brass Lens: Acrylic Liquid filled with glycerin to dampen the effects of vibration and extend the life of the gauge Useful for Air and Water Applications Available with