TPI 623 Dual Input High-Resolution Digital Manometer Socket Set 52pce The uppers are made from

The uppers are made from a smooth and durable leather

TPI's 709R is a must-have for professional gas workers

relative mode and automatic and manual ranging

Sensitivity: 100CFU/L

simultaneous pressure and combustion readings and much more

TPI 623 Dual Input High-Resolution Digital Manometer Socket Set 52pce The uppers are made fromTPI 623 Dual Input High Resolution Digital Manometer Features Dual input differential measurements Autoranging Backlit display for use in poor lighting conditions Excellent resolution Units of Measure mbar kPa PSI mmHg inHg mmH20 inH20 Uses Check for positive building pressure Perform room to room pressure diagnostics Test duct pressure and perform static pressure checks Adjust appliance regulators Test pressure switch on a 2 stage gas furnace in both