Geotech Portable Bladder Pump — 0.85" ARA with a 7-inch color touchscreen

with a 7-inch color touchscreen displaying every channel at once

Tripod with integrated depth counter

300 feet deep

with a handheld magnetic-saddle remote controlling speed so you can focus on watching the tape and probe

The Aqua TROLL 700 is a fully customizable seven-port multiparameter sonde with capacity for six interchangeable sensors and an antifouling wiper

Geotech Portable Bladder Pump — 0.85" ARA with a 7-inch color touchscreenThe 0. 85" Geotech Portable Bladder Pump is the narrow diameter option for 1" monitoring wells and tight casings where a 1. 66" pump will not fit. Stainless steel body with a quick change bladder. A bladder pump keeps drive air completely separate from the sample compressed air squeezes a flexible bladder, and only the bladder contacts the water. That isolation is why bladder pumps are the reference method for low flow (micro purge) sampling: