Why Derbit?

  • Exceptional proven durability of more than 30 years
  • Innovative & environmental friendly solutions
  • Extended network of professional roofers
  • Insured warranty
  • Continuous investment in R&D

Our waterproofing solutions



Making buildings smart

Imperbel has evolved from a traditional waterproofing producer into a new international player in ecological, sustainable and energy saving products and services.

The baseline “Making Buildings Smart” reflects our mission and vision : wherever possible make the building “intelligent” so the available resources and energy are used sparingly.

Derbigum Worldwide

Calculate your environmental benefit with the depolluting solution

With the Derbicolor Olivine, calculate how many CO2 emissions you are saving the planet