Precision instrument. Minimum hole size 60mm. A barometer is a scientific instrument used to measure air pressure. Pressure tendency can forecast short term changes in the weather. Many measurements of air pressure are used within surface weather analysis to help find surface troughs, high pressure systems and frontal boundaries.
Barometer Fitup Silver 90mm
B90S 90mm Silver
SKU: B90S Category: Barometer & Weather Instruments Max 800m Above Sea Level