GH Zeal 3501 Sheathed Ordinary Thermometer Hygrometer our dial set means you’ll

our dial set means you’ll be perfectly equipped to sail the serene waters of our British coastline

Overall Length: 166mm

Measures outdoor temperature and humidity

seedling pots

Wind speed will continue to register during power failures

GH Zeal 3501 Sheathed Ordinary Thermometer Hygrometer our dial set means you’llDescription Features Specification Sheathed ordinary thermometer manufactured similar to the Met Office BS692 specifications for use in a Stevenson Screen. Traditionally mounted in a thermometer screen on the vertical axis as a pair; one thermometer is used for dry temperatures while the other is used in conjunction with a wick and reservoir for wet temperatures, in total creating a masons hygrometer. The Metcheck 3501 thermometer is Gallium filled as