Description:

GeoFilters control the ingress of fines and eliminates the need for additional filter material within the borehole.

They are made up of a woven synthetic filter material that covers the outside of slotted or perforated pipe and an outer protective cover which is secured either end by adhesive or non-adhesive fixing.

Applications

• Standpipe Piezometers
• Groundwater monitoring wells
• Dewatering wells
• 
  

• Available as:

  Geonet

  Geonet is a high tensile EVA sleeve which protects the GeoFilter during transport and installation.

  • High tensile strength
  • High abrasion resistance
  • Range of sizes from 19-400mm
  • 
    

   Georap

  A woven geotextile which provides filtration down to 150 microns, suitable for fine soils

  • Pore size ranges from 150 – 250 microns
  • Diameters from 19 to 400 mm
  • 
    

• Geosock

  A knitted polyester filter sock which provides filtration down to 300 microns suitable for medium soils.

  • 300 or 450 micron pore size
  • Diameters from 50 to 400 mm