Evaporation pan set for the determination of the evaporation rate of open water.
Contact Van WaltKeller PR-46 X Surface Level Sensor for accurate measurement of surface water. This Swiss made sensor combines high precision and reliability. Accuracy as a result of a ceramic measuring cell for low pressure...
Read MoreDetect hydrocarbons in wells & boreholes with Van Walt's Oil Interface Meters. Highly accurate so will detect layers as thin as 1.52 mm. Fits in a 19 mm diameter well. Uses a 16mm probe to detect...
Read MoreThe Pronamic Rain Gauge is a meteorological rain and precipitation sensor with a patented unique single spoon tipping bucket making it one of the most accurate and reliable precipitation gauges on the...
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