The top covering roofing, welded, modified with SBS synthetic rubber, on polyester fabric reinforced and stabilized with glass mesh, not subject to thermal shrinkage during winter and summer, intended for single or multilayer roofing for any type of roof, recommended as the top layer for underfelt on fabric polyester reinforced stabilized with glass mesh, glass veil and glass fabric.

• Max tensile forces along / across: 1000 200/700 200
• Average longitudinally along / across: 8 4/8 4