The uniquely compact Bacharach Sling Psychrometer accurately determines percent relative humidity without the necessity of consulting complex tables. No need to wet the wick each time a reading is taken; a built in water reservoir holds sufficient water for several hours of testing. The Sling Psychrometer contains a slide rule calculator which correlates wet and dry bulb...
The uniquely compact Bacharach Sling Psychrometer accurately determines percent relative...