Dwyer TH-CAL Calibration Standards

Not in stock. Usually ships in 4-6 business days [?]

Need Help? Call 1-800-884-4967
Mo-Th 8am to 5:30pm. Fr 8am to 5pm ET


  • 33% and 75%

This product is an accessory for the following products:

Dwyer AQH-20 Indoor Air Quality Meter
Handheld meter simultaneously displays CO2 concentration, temperature and humidity
Dwyer THI2-10 Thermo-Hygrometer
Test humidity, temperature, dew point, and wet bulb temperatures inside of ducts and hard to reach areas

33% and 75% Salt Bath Calibration Standards