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3 is a one of Metcheck's most popular packs of all-round barograph chart
Clearly display readings
Humidity is displayed on a clear expanded scale carefully set in a large 9-inch weather-proof casing
ClimeMET's Combined Weather Chart is perfect for complete weather recording day by day
whilst recording humidity from 0–100%
Maximum Harbormaster Tide Clock Personalised Mount Board 3 is a one ofDescription Features Specification The Harbormaster is a tide clock with a patented quartz movement. Powered by a single AA battery, it tracks according to the average time between lunar high tides (12 hrs, 25 min). Fluctuations in conditions, location and the distance of the moon from earth can affect this average. However, over a lunar month, the Harbormaster will provide a practical indication of local tides in a traditional brass dial. Choose the
