Asphalt felt with dimensions 7.5m x 1m x 4.0mm. Warp: Polyester knit. Type of mass: Highly modified bitumen with SBS elastomer. Top side: fine-grained mineral sprinkles. Bottom side: plastic film. For multi-layer roofing, as a primer and for single-layer heavy-duty (T) waterproofing. Fastening by welding or mechanically.

Application

• Underfelt roofing in multilayer waterproofing systems roof in;
• Damp proofing of buildings (type A);
• waterproofing of underground parts (type T).

Laying method

• Lay by welding or mechanically fastening.

Conditions of use

• The roofing felt should be laid by welding or fixed mechanically at temperatures above 0 C on dry and uncontaminated surfaces;
• Waterproofing should be carried out according to the technical design, developed in accordance with applicable building regulations, taking into account the manufacturer's guidelines;
• Rolls of roofing felt should be protected from getting wet, direct sunlight and sources of heat;
• Transport and store roofing felt in an upright position, in one layer protected against falling over and mechanical damage.