One of the essential tools on the belt of a wood professional is a reliable moisture meter. It helps contractors to inspect mold risks and make sure that newly installed floors will be trouble-free. Calibrating your moisture meter at regular intervals enables you to get the desired precision. The readings become less reliable once the meter loses calibration. The best way to address this is to send it back to the manufacturer for calibration service at ww.calibrationservice.ca. Below are four common warning signs that your moisture meter needs to be calibrated.