Wall Mounted Household Barometer Air Pressure Gauge Air Weather Instrument Barometer Weather Barometer Tools High Accuracy Pressure Gauge

This quality aneroid barometer reads in units of mm Hg or hPa (hectopascal).It is designed to be hung on the wall using a samll nail.You can also mount it on thin wooden plaque using the clear plastic retaining ring.Generally applicable to ships, factories, laboratories, families.

Name: Barometer

Material: metal, plastic

Measuring range: 960-1060hPa

Accuracy: ±10hPa (960-1060hPa) ; ±5hPa (990-1030hPa)

Diameter: about 70 mm/2.76in

Thickness: about 35mm/1.38in

1.Contact your local weather service or WWW.weather.com to find the current barometric pressure reading for your area.convert the units to mmHg or hPa.

2.Use a small screwdriver to turn the brass screw located in the canter on the back of the barometer .Ratate the scrww until the black needle reads correctly.Rotating the screw counterclockwise in creases the barometer reading.

3.Note that this adjustment takes aome patience as the barometer is a sensitive instrument .For best results,tap the face of the barometer lightly with your finger as you rotate the screw.

4.Monitor the pressure for 3-4 days and continue to make very slight adjustments to the barometer if nrsessary over this period.