Exactly as described and exactly what I needed needed. You get what you pay for, and at Starrett, it's always quality, quality, quality.
๐ฌ๏ธ Advanced 3-in-1 Indoor Air Quality Monitor with CO2/RH/Temp Data Logging and Audible Alarm - NDIR Sensor Technology
8 Review
Portable Handheld Manometer ๐ for Accurate Pressure Differential Measurement
5 Review
๐ Dioxide Controller for Digital Gas Monitoring
5 Review
๐ Enhanced Precision with Backlit Professional Manometer for Differential Ventilation
6 Review