IAN HANBY - CHARTERED ENGINEER

RAINFALL ZONES FOR THE UK

This map can be used to decide whether to use 5-litre or 10-litre bottles with the Frisbee-type Gauge. The 5-litre bottle will accommodate approximately 120mm of rain and the 10-litre bottle 240mm.

The ISO Gauge will accommodate 400mm and the Bergerhoff Gauge 780mm rain.

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