I bought two of these for a couple of my technicians to check hydronic boiler systems anti-freeze levels. So far so good!
π§ Enhanced Water Analysis: HM Digital HydroTester Offers Unparalleled Resolution and Accuracy
6 Review
Portable digital multimeter with sound continuity and thermocouple (electric tester) LTX DT-838
7 Review
TDS water quality tester - TDS water hardness meter (portable digital salt meter for water analysis)
9 Review
π PH 1-14 Extensive Storage Testing Monitoring: Optimize Your Storage with Precise pH Level Monitoring
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₯ Advanced Testo Wireless Hot Wire Anemometer Technology
4 Review
π Enhanced Precision with Backlit Professional Manometer for Differential Ventilation
6 Review
π Dioxide Controller for Digital Gas Monitoring
5 Review