
Hygrometers
Mason’s Hygrometer, also known as a wet and dry bulb hygrometer, is a reliable instrument used to measure relative humidity and ambient temperature. It operates by comparing the readings of two thermometers—one dry and one with a wetted wick. Housed in a durable yellow plastic case with bulb protection, it is ideal for educational, laboratory, and field use.
Specifications
- Housing: Encased in a sturdy yellow plastic case with a lid and bulb protection for safety and portability.
- Thermometer Fluid: Uses Red Spirit for clear, mercury-free readings.
- Accessories: Supplied with hygrometric tables, spare wick, and user instructions for immediate use.
- Applications: Ideal for measuring relative humidity in labs, classrooms, and field environments.
Hygrometers

Temperature Range (°C) | Temperature Range (°F) |
---|---|
-5 to +50°C | +20 to +120°F |
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