COLETANCHE - combining a specially designed bituminous binder with a non-woven geotextile, to deliver a unique waterproofing membrane.

COLETANCHE – designed for superior mechanical and chemical resistance even when ageing.
   
 
 
  · Tensile Strength
· Static and Dynamic puncture
· Puncture by aggregates
· Tearing
  · Microbial action
· Micro-organisms
· Bacteria
· Rodents
· Penetration by roots
  · Acids and Bases
· Domestic refuse leachates


 
    Adapts to the contours of underlying
layer(s) and to differential settlements due
to the visco-elastic behaviour of bitumen.


    Experience has shown that even
unprotected COLETANCHE maintains its
properties for a minimum of twenty years.