Foot Valve Groundwater Sampling Pumps

Van Walt’s Foot Valve Groundwater Sampling Pumps come in a variety of sizes. They make very powerful pumping systems because that are capable of sampling to great depths

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Advantages

These pumps, using no electrical components are useful if you have to sample in an intrinsically safe way. Stainless steel foot valves are re-usable as they can be cleaned in a dishwasher making them more cost effective than plastic valves which cannot be effectively cleaned, so could cause sample contamination if re-used.

Economical
Manual operation
Suitable for environmental analysis in groundwater wells with diameters from 9mm to 22mm
A simple and inexpensive groundwater research pump for well development and purging
Low risk of cross contamination as sample is not in contact with air
Stainless steel valve can be easily decontaminated
Light weight
Easy to install
Can be used in wells with shaft type covers as well as from street type well covers

Call Van Walt
+44 (0) 1428 661 660 Call Van Walt
+64 (0)3443 5326 Call Van Walt
+27 21 518 1347

Options

Ø9 mm for use with 6×8 polyethylene tubing

Ø12 mm for use with 8×10 polyethylene tubing

Ø15 mm for use with 10×12 polyethylene tubing

Ø18 mm for use with 12×16 polyethylene tubing

Ø22 mm for use with 16×20 mm polyethylene tubing

Specifications

Technical Specifications

Valves available in

9mm
22mm

7 litres per minute

Head lift of 50 metres

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Foot Valve Groundwater Sampling Pumps

Advantages