DryAir Non-Penetrating Encounter

This amazing tool uses low frequency electronic signals without probes or pins that can damage surfaces. Ideal for detecting moisture content in wood, felt roofing, drywall, plaster and brick. Detects moisture through paint, varnish, wallpaper, tiles or roofing felt. An audible tone and meter with three scales indicate moisture content. There are no probes or pins to damage surfaces and an analog display provides moisture content readings.