BD-Series pin-type moisture meters - ideal meter to measure wood and other building materials, such as concrete, sheetrock, EIFS, roofing, insulation and flooring. Choose from the analog BD-10 meter or the digital BD-2100 meter. Each model offers a scale that measures % MC on wood from 6% - 40% and a reference scale used to measure non-wood materials. The BD-2100 also features the industry exclusive sheetrock scale to measure % MC in sheetrock over the range of 0.2% - 50%.