I've had this test kit for about 8 years now. I found it labor intensive and durable, I've dropped it many times and it still works great. The only negative is the difficulty in replacing the battery. I would like a better or lighter battery door.
π Enhanced Precision with Backlit Professional Manometer for Differential Ventilation
6 Review
π¬οΈ Advanced 3-in-1 Indoor Air Quality Monitor with CO2/RH/Temp Data Logging and Audible Alarm - NDIR Sensor Technology
8 Review
π Dioxide Controller for Digital Gas Monitoring
5 Review
π§ UEi Test Instruments DAFM3B Digital Multimeter
6 Review