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Foot Valves-Low Flow
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Low Flow Foot Valves D13
The Low Flow System is designed to be used in small diameter piezometers (usally 1" ID to 0.75" ID). It can provide flow rates of up to 1/2 gallon per minute and can lift water from up to 100 feet.
Product Description
This system consists of a low flow valve, either the acetal plastic D-13 footvalve or the stainless steel SS-13 footvalve and HDPE, LLDPE or FEP (Teflon) tubing.
recommended devices
The Low Flow System is probably most frequently operated by hand, although the Waterra Hydrolift II can also be used to operate this system.
damaged wells
The Low Flow System is also useful for sampling in damaged or obstructed monitoring wells.