GeoPro, Inc.

GeoProThermal Grout Select

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Thermal Grout Select is GeoPro’s premium thermal grout base specifically designed to optimize the performance of ground heat exchangers for the geothermal heating and cooling industry. A unique blend of bentonite, Thermal Grout Select is designed for use with high quality silica sand to achieve thermal conductivities from 0.45 to 1.20 Btu/hr ft °F. When using a combination of high quality silica sand and GeoPro’s PowerTEC, TG Select will achieve thermal conductivities up to 1.60 Btu/hr ft °F.

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  • Does not flash hydrate.
  • Requires no polymers and no chemical additives.
  • Workable for 30 minutes when mixed with potable water at 50°F to 80°F.
  • Permeability independently confirmed by third party laboratory according to ASTM D 5084.
  • Thermal conductivity independently confirmed by third party laboratory according to ASTM D 5334.
  • NSF/ANSI Standard 60 Certified to not contribute contaminants to drinking water that could cause adverse health effects.