GH Zeal 3511 Sheathed Maximum Thermometer Hygrometer Each pack contains 200 charts

Each pack contains 200 charts which is four years’ worth of thermograph papers

Push button reset to view the night time minimum and the day time maximum temperatures

Wind direction is displayed via eight LEDs over a 16-point compass rose pattern

a little over two years worth

Each pack contains 200 charts which is four years’ worth of barograph papers

GH Zeal 3511 Sheathed Maximum Thermometer Hygrometer Each pack contains 200 chartsDescription Features Specification Sheathed maximum thermometer manufactured similar to the Met Office BS692 specifications for use in a Stevenson Screen. Traditionally mounted in a thermometer screen with a 2 incline to the horizontal, the Metcheck maximum thermometer indicates the extremes of ambient air temperature. The Metcheck 3511 thermometer is Gallium filled as a non toxic and environmentally friendly alternative to mercury which can withstand