Mason's Hygrometer – Sper Scientific Direct
![Mason's Hygrometer – Sper Scientific Direct](https://sperdirect.com/cdn/shop/products/Masons-Hygrometer-4-825761_1024x1024.jpg?v=1665437389)
Mason's Hygrometer – Sper Scientific Direct
Measure Humidity - Mason's Hygrometer - Red Liquid One thermometer bulb is kept constantly wet by a siphon reservoir while the other gives a dry temperature reading. Humidity is obtained by comparing the two readings on the enclosed chart. The red liquid masons hygrometer uses a safe and easy to read red liquid in place of the usual mercury. Dual scales of -10/50°C and 10/120°F..
Measure Humidity - Mason's Hygrometer - Red Liquid
One thermometer bulb is kept constantly wet by a siphon reservoir while the other gives a dry temperature reading. Humidity is obtained by comparing the two readings on the enclosed chart. The red liquid masons hygrometer uses a safe and easy to read red liquid in place of the usual mercury. Dual scales of -10/50°C and 10/120°F.
Downloads
Instruction Manual
Comparison Chart
Comparison Chart
![Mason's Hygrometer – Sper Scientific Direct](https://www.eiscolabs.com/cdn/shop/products/ff2oogty3ilrbspa7abm_1200x1200_crop_center.jpg?v=1637164011)
Mason's Hygrometer - Wet & Dry Bulb Thermometer - Wall-Mounted — Eisco Labs
![Mason's Hygrometer – Sper Scientific Direct](https://www.instrumentchoice.com.au/media/cache/attachment/filter/product_gallery_main/45798604f55286ab4223a760319c4702/55173/5f9cd9426f5f4902349358.jpeg)
Mason's Hygrometer (Humidity Meter) Red Liquid - IC736740
![Mason's Hygrometer – Sper Scientific Direct](https://sperdirect.com/cdn/shop/products/Additional-Temperature-Sensor_large.jpg?v=1662155748)
Thermometers – Sper Scientific Direct
![Mason's Hygrometer – Sper Scientific Direct](http://sperdirect.com/cdn/shop/products/Masons-Hygrometer-2-179608_1200x1200.jpg?v=1665437389)
Sper Scientific Mason's Hygrometer
![Mason's Hygrometer – Sper Scientific Direct](https://sperdirect.com/cdn/shop/products/Wireless-Humidity-and-Temperature-Monitor-Set-468167_768x768.jpg?v=1682961168)
Wireless Humidity and Temperature Monitor Set – Sper Scientific Direct
![Mason's Hygrometer – Sper Scientific Direct](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/51tmMR7O4LL.jpg)
Sper Scientific 736920 Lab or Classroom Hygrometer/Thermometer : Patio, Lawn & Garden
![Mason's Hygrometer – Sper Scientific Direct](https://cdn.shopify.com/s/files/1/1027/4949/products/PH0238B_512x517.jpg?v=1571438889)
Mason's Hygrometer - Wet & Dry Bulb Thermometer - Wall-Mounted — Eisco Labs
![Mason's Hygrometer – Sper Scientific Direct](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/61Lphdj795L._UX250_.jpg)
Sper Scientific 736740 Mason's Hygrometer : Patio, Lawn & Garden
![Mason's Hygrometer – Sper Scientific Direct](https://www.neobits.com/images/k4157fag14raw/61/61220784EACH.jpg)
Sper Scientific - 736740 - Sper Scientific 736740 Measure Humidity - Masons Hygrometer
![Mason's Hygrometer – Sper Scientific Direct](https://megadepot.com/assets_images/depiction/resources/MD/what-is-the-difference-between-a-hygrometer-and-a-psychrometer/difference-hygrometer-psychometer-prev.jpg)
Buy Sper Scientific 736920, Dial Hygrometer/Thermometer - Mega Depot
![Mason's Hygrometer – Sper Scientific Direct](https://cdn.shopify.com/s/files/1/1027/4949/products/PH0238A_512x516.jpg?v=1571438889)
Mason's Hygrometer - Wet & Dry Bulb Thermometer - Wall-Mounted — Eisco Labs