 | | | | | | |  | | H3 Masons hygrometer
| | | | Masons wet and dry bulb hygrometer for measuring relative humidity. Yellow plastic housing complete with wick, water reservoir and a % relative humidity table. |
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| | | | | | |  | | P20 Glass Hygrometer
| | | | The humidity instrument known as a psychrometer consists of a wet and dry bulb thermometer. This hygrometer is mounted on a backdrop of sandblasted glass which makes for a stylish easy to ready instrument. |
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| | | | | | |  | | H4 Whirling hygrometer
| | | | A whirling hygrometer is a very accurate way of measuring the relative humidity of the air to an accuracy of +/- 2% RH. Ally frame and folding handle. Supplied with chart and wallet case. |
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| | | | | | |  | | Humidity Slide Rule
| | | | Simple humidity conversion table via a slide rule. Ideal for use with either a Whirling Hygrometer or Instrument Screen with masons hygrometer. |
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| | | | | | |  | | H7 Hair hygrometer
| | | | Traditional dial hair hygrometer in a robust metal case, can be wall mounted in or outside. Measures 0-100% humidity in 1% graduations. Overall diameter 100mm. |
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| | | | | | |  | | K5 Synthetic Hair Hygrometer
| | | | The synthertic hair hygrometer is for that very reason a precision instrument. This instrument has 2 3/4" dial with brass bezel. |
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| | | | | | |  | | H8 Digital Thermo-Hygrometer
| | | | A compact digital Thermo-Hygromter for your wall or desk. User selectable units with min/max functions for both temperature and humidity. |
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| | | | | | |  | | K9 Digital Thermo-Hygrometer
| | | | A stylish thermo-hygrometer which houses a permanent indication of daily highest and lowest with an auto reset. The system includes an additional min/max memory with manual rest. |
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