Thermco® Pocket Slide-Rule Sling Psychrometer

The Thermco Sling Psychrometer is a reliable tool for measuring relative humidity and temperature. Its spirit-filled thermometers provide accurate readings within a range of -5°C to 50°C.  The included slide-rule calculator simplifies calculations, eliminating the need for reference tables. This compact and durable instrument is ideal for various applications, including industrial settings, HVAC systems, weather stations, and laboratories.