DERBIGUM SP FR also known as Derbigum Waterproofing is a Fire Resistant APP-Bitumen Waterproofing Membrane composed of a blend made of a specific bitumen modified by noble polymers (high-grade APP also called TPO) & two distinct reinforcements, fiber glass & non-woven polyester. The specificity of the blend & the raw materials chosen ensures its durability (30 years) ,fire resistance. The fiber glass sees to its perfect dimensional stability and heat & UV resistance. The non-woven polyester cares for its resistance to impacts & tearing.
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