- US Sales
- International Sales
- Technical Support
- Human Resources
HMA-650 Hygro-i Relative Humidity Probe for CMEXpert II tests to ASTM F2170. This reusable probe offers reliable in-place Relative Humidity testing of concrete, as well as other ambient conditions. It connects to the port of the HM-669 CMEXpert II Concrete Moisture Meter for use.
Enter your name, email, and questions below and we will reply during business hours (8am - 5pm EST, Monday through Friday).