The Hygrometers of Models HTAB-169 and AB-167 are certified to be accurate within ±3% RH.
The dial indicates the complete range of 0 to 100% relative humidity. Each instrument has been tested at three
different positions of the dial at temperatures ranging from 32° to 230°F. The calibration and certification
are done under ISO-9001 control.
The bimetallic thermometer on the model HTAB-169 is accurate to±1% of scale and has a range of -10° to 190°F.
Graduations are 1% RH and 2° Fahrenheit.
*offer valid for this product only and can not be applied to other products.
Generally leaves the warehouse 1-3 business days.