HITCHINS ROOF AND DECK MEMBRANE
DEFEND H ANTI-ROOT BARRIER
ELASTOPLASTOMERIC POLYMER-BITUMEN WATERPROOFING MEMBRANE, WITH AN ANTIROOT ADDITIVE, FOR PROTECTING ROOF GARDENS, SUNKEN WORKS AND GRAVEL COVERED ROOFS
It is always applied as the last waterproofing layer in contact with the earth for gardens.
When waterproofing roof gardens for instance, it is used as the top layer of a system, the first layer being a polymer-bitumen membrane reinforced with “non-woven” polyester fabric and the second being DEFEND ANTIROOT POLYESTER which is placed astride the overlaps of the previous layer and full bonded with the torch, (see technical specifications n 10, Roof Gardens).