
What you see is what you get. These are pretty standard looking, fairly strong/thick, inexpensive rulers. If you want a really thick, solid set you might not want to invest more, but if you want fairly standard, non-'flexible' measuring tools, these should help!

Portable Handheld Manometer π for Accurate Pressure Differential Measurement
5 Review

π‘οΈ Continuous Temperature Monitoring with Relative Humidity Integration
4 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 Enhanced Precision with Backlit Professional Manometer for Differential Ventilation
6 Review