Non-woven polypropylene fabric (weight 50 g/m²) for reinforcing waterproof membranes. TECHNICAL DATA: Appearance: black non-woven fabric. Weight: 50 g/m². Tensile strength: – 70 N (lengthways); – 60 N (widthways). Elongation at failure: – > 95% (lengthways); – > 95% (widthways). Packaging: 25 m x 100 cm and 25 m x 20 cm wide rolls.