Geotech Geocontrol PRO™ Ball Valves This way they cannot stick

This way they cannot stick to each other and stick to surfaces

depending on selected seals

non-cumulative

Conductivity can be an early indicator of change in a water system due to fluctuations of salinity in water levels

Jomar 2-1/2 Inch Lug Style High Performance Butterfly Valve

Geotech Geocontrol PRO™ Ball Valves This way they cannot stickGeotech Geocontrol PRO The ultra reliable mini compressor inside allows you to sample from depths to 180 feet (55 m)! No more lugging heavy, dirty, and noisy compressors into the field or those dangerous nitrogen cylinders. Geotech Datasheet Operator's Manual Features: Compact and Portable 9 lb. (4 kg) controller can be shipped or back packed anywhere! Controls all bladder pumps Portable, dedicated, and most air lift pumps on the market today. Built