Tramex CALCRH is a calibration check plate to verify, if moisture meters CME4 or CMEX2 (CMEXpert II) yield proper moisture readings. The calibration place shows concrete scale of 4% with an accuracy of +/- 0.2%.
The CALCRH provides an easy to perform check of your moisture meters, verifies their moisture readings and tell you, if your instruments is good for use, or needs to be sent to a calibration lab. This is a great accessory for all flooring contractors.