The HT-3000 from Delmhorst Instrument Co. is a thermo-hygrometer for IAQ and mold-remediation specialists, floor care professionals and others. The HT-3000 features selectable display screens, a relative humidity range of 0 percent to 100 percent, a data hold feature, automatic power down, fast response time and more.

The HT-3000 can be used in conjunction with a Delmhorst moisture meter to determine air quality and identify the presence of moisture.