The Supco Psychrometer is a precision temperature & humidity instrument with features only available on Instruments five times the price.

Simultaneously digitally displays temperature and humidity readings on clear LCD display.

For environmental testing anywhere. Combines a light meter, humidity meter, thermometer and anemometer into a single compact unit weighing only 5½ oz (160 g).

Ergonomic Pocket-size housing, large dual LCD Simultaneously displays Temperature and Air Velocity or Temperature and Relative Humidity.

The Thermo-Hygrometer Model CA846 is a portable, compact digital meter designed for simplicity and one-hand operation.

Obtain relative humidity and temperature readings simultaneously with this no-nonsense Pocket Pen. Features min/max readings and a handy Pocket clip.

The Vaisala Humidity and Temperature Meter incorporates the remarkably accurate and stable HUMICAP® thin-film polymer sensor housed in an extendable probe that retracts back into its' sturdy plastic casing for storage.

Poor air quality cannot only affect ambient air, but result in decay or damage to a structure. Equipped with infrared technology to accurately measure these components.

Temperature and humidity are two important factors in maintaining optimal comfort levels and good indoor air quality. The Fluke 971 is invaluable for facility maintenance and utility technicians, HVAC-service contractors, and specialists who assess indoor air quality (IAQ).

For fast and accurate measurement of relative humidity, temperature and dew point of the environment in which a floor is to be installed.

This standalone data logger measures and stores up to 16,379 relative humidity and 16,379 temperature readings over 0 to 100%RH and -35 to +80°C (-31 to +176°F) measurement ranges. The user can easily set up the logger and view downloaded data by plugging the module into a PC's USB port and using the supplied software.

Extech's Model RH490 is a new Precision Hygro-Thermometer with Direct Digital Display of Grains per Pound (GPP). The unit is ideal for structural drying and water damage restoration, HVAC/R, plant maintenance, mold inspection and remediation.

The DTH3009DL Psychrometer Temperature Humidity Datalogger combines Humidity + Temperature + Dew point into one meter. This handy unit from General Tools has what it takes to accomplish all of your temperature, humidity, and dew point measurements!

This standalone data logger measures and stores up to 16,382 relative humidity and 16,382 temperature readings over 0 to 100%RH and -35 to +80°C (-31 to +176°F) measurement ranges.

The Extech Temperature and Humidity Datalogger can log up to 16,000 readings. The triple LCD displays humidity, temperature, and date and can be programmed from the keypad or PC.

This TPI digital hygrometer / psychrometer has a small diameter tip for measuring dew point in air ducts and registers to prevent mold buildup. Measure dewpoint, humidity, and wet bulb temperature to prevent mold buildup and condensation in HVAC systems.