Home / Products / Test, Adjust, & Balance / Manometer / Portable Products Calibration Services DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Pressure DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Air Quality DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Air Velocity DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Flow DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Level DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Temperature DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Test Equipment DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Valves DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Miscellaneous DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Hazardous Rated DEMO 1 DEMO 2 DEMO 3 DEMO 4 DEMO 5 Series 475 Ranges from 1" w.c. to 150 psid, ±0.5% Accuracy Intrinsically Safe Handheld Digital Manometer measures air and natural gases. Applications include field calibration of other instruments, monitoring or troubleshooting HVAC systems. View More Series 1227 0.2" Minor Scale Divisions, Low-Cost Pressure Indication Dual Range Flex-Tube® U-Inclined Manometer where no spirit level is required, the manometer is versatile, and it is useful low-cost. Applications include fan status and filter monitoring. View More Series 1211/1212 Safety Traps to Prevent Loss of Fluid Slack Tube® Manometer/Gas Pressure Kit that reads with inch or CM scale. Applications include filter monitoring and duct static pressure. View More Series 1213 The “Tube in a Tube” Direct Reading Manometer Gas Pressure Manometer is used with natural gas. Economically priced and made of durable plastic. View More Series 100 Suitable for Total Pressures Up to 100 psig, Temperatures Up to 150°F, Accuracy ±2% of Full Scale (1% on Model 115 Only) Durablock® Solid Plastic Portable Gage is a precision instrument in inclined and vertical styles. Used for the measurement of static pressure, vacuum or differential pressure. View More Series 1221/1222/1223 Suitable for Pressures up to 100 psi, Better Precision Flex-Tube® U-Tube Manometer read in inches or mm. Scales are high impact polystyrene plastic. Applications include duct static pressure, calibration, and filter monitoring. View More Series 476A & 478A Single & Dual Pressure Measurement, Electronic Zeroing, ±1.5% Accuracy Digital Manometer can be used to measure low pressure. Constructed of extruded aluminum case. View More Series HM35 Up to 0.05% Accuracy, Graphical Display, Data Logging Capability Precision Digital Pressure Manometer is designed to measure and log pressure measurements. Ideal for laboratories and calibration facilities. View More Series 477AV Measures Pressure, Flow and Velocity; ±0.5% Accuracy Handheld Digital Manometer are available with pressure, flow, and velocity measurements. Applications include duct static pressure and air flow monitoring. View More Series 477B Precise Air Pressure Measurement, ±0.1% F.S. Accuracy Handheld Digital Manometer is a versatile, hand-held, battery operated manometer. Applications include lab calibration. View More Series 490W Liquid and Gas Pressure Measurement, 2% of Reading Accuracy The easiest to operate and most accurate manometer on the market. Wireless measurement of differential pressure, single pressure and air flow. View More