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QTY | PRICE (PER UNIT) |
5–9 | $25.00 |
10–19 | $22.50 |
20 + | $20.00 |
These Ivory faced barometers are available in 4 sizes.
Faces vary slightly been sizes.
Outside Diameter | Fixing Hole Size | Fixing Method | Mounting Depth | Overall Depth |
70mm | 63mm | Plastic Ring | 20mm | 34mm |
90mm | 63mm | Plastic Ring | 20mm | 36mm |
130mm | 100mm | Metal fixing pins | 20mm | 41mm |
180mm | 130 | Metal Fixing Pins | 20mm | 45mm |
If you do not use the fixing ring supplied the minimun hole size for these 70mm & 90mm inserts is 57mm.
These use a 63mm drill bit.
Remember to drill the fixing hole completely through the timber so that the instrument can breathe.
To set the instrument.
Check your local weather - you could try this site Willy Weather.
Use a very small screw driver to move the screw at the back of the barometer -so that the barometer needle is pointing to the correct barometric setting.
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