Grouting material for geothermal probes:

Calidutherm^®

Lowest thermal borehole resistance
Proven frost resistance
High thermal conductivity
Environmentally friendly
Chromate-free
Sulphate-resistant
Easy aplliance
Read-mixed dry product
In accordance with the VDI 4640 guidelines

More information… 
 

Grouting and flush additives:

• Guamol flush additive
• Clay granules