Analog Plastic Zeal Wet And Dry Bulb Hygrometer, For Lab Use

Wet & Dry Hygrometer Zeal Make Wall mounted type A selection of traditional Wet and dry bulb Mason's hygrometers. Comprising Moulded plastic wall mounted case- two thermometers mounted on a silk screened scale - plastic reservoir and cotton wicks. Supplied with wet and dry bulb tables for determining humidity levels.