To protect all members of the community from COVID-19, Prospectors will no longer be operating a shop front.  You can still pick up goods from our Dural warehouse but to help us do our part please call the office first (02) 8408 0092 so that we can arrange a contactless collection.

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Wet Dry Masons Hygrometer Dual Scale

White polypropylene case with water container and wick. Red spirit tubes are easy to read. Complete with calculator and instructions to determine % RH. Normally used in a Stevenson Screen. Size: 310 x 77 x 32mm

The chart with dual scale C & F

Also available in high range for special applications and tropical conditions.


-5 +50oC