MET-M112011
£18.75
Simple humidity conversion table via a slide rule. Ideal for use with either a whirling hygrometer or instrument screen with masons hygrometer.
After taking your dry bulb temperature, simply set the rule, and, at the wet bulb temperature, read off the percentage relative humidity figure.
Temperature Range | -15°C to +60°C |
£8.33
Shopping for someone else but not sure what to give them? Give them the gift of choice with a Metcheck gift card. Gift cards are delivered by email and contain...
£8.75
This handy little Metcheck pocket weather forecaster is designed to be used with a barometer. By using a wind speed meter to set the wind direction and...
£21.25
The CM3086 Garden Thermometer is a digital min/max thermometer, and a fantastic update to the classic push re-set thermometer; a necessity for any garden or greenhouse. This...