• Series Mark II Molded Plastic Manometers
  • Series 1221/1222/1223 Flex-Tube® U-Tube Manometer
  • Series 424 Durablock® Inclined/Vertical Manometer
  • Series 100 Durablock® Solid Plastic Portable Gage
  • Series 1213 Gas Pressure Manometer
  • Series 250-AF Inclined Manometer Air Filter Gages
  • Series 1211/1212 Slack Tube® Manometers
  • Series 1227 Dual Range Flex-Tube® U-Inclined Manometer
  • Series 1230/1235 Flex-Tube® Well-Type Manometers
  • Series 200 & 300 Durablock® Solid Plastic Stationary Gage