The Lufft M2A4 Hygrometer Thermometer Humidity Temperature Indicator is an accurate precision analog hygro thermo.

The hygrometer is accurate to within ±3% RH, and utilizes the Lufft Durotherm element. A synthetic hygroscopic fiber that expands and contracts in response to the moisture in the air.
 
The thermometer is accurate to ±1% of scale and has a range of -10 - 190°F, utilizing the Lufft bimetallic movement. Bimetallic springs transmit changes in temperature through expansion and contraction.
 
Highly accurate, this precision Hygrometer Thermometer will provide years of trouble free service.

Features:
- 6" Polished Brass Case
- 5" White Dial with Black Numerals
- Measuring Ranges: Hygro 0-100%, Thermo -10° to 190°F
- Accuracy: Hygro ±3% RH. Thermo ±1% of scale
- Dial Graduations: Hygro: 1% RH. Thermo: 2° F

For over 100 years Lufft has produced high quality instruments. The Lufft 1 Year Limited Warranty covers the M2A4 hygrometer thermometer humidity temperature indicator.

Availability: Usually ships in 1-3 business days.
 
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