GH Zeal - Model P2506 -Zeal Masons Pattern Hygrometer

High Range Masons Pattern Hygrometer – Wet & Dry Bulb Hygrometer. Housed in a yellow plastic case with lid and bulb protection. Available in Red Spirit. Supplied with Hygrometric tables, spare wick and instructions. Sold singles. Spare wick can be purchased through the Sales Office. Product Code: P2506 – Red Spirit -5°C/+100°C High Range.