Tecca
Underlay Felt, T-Roof YAM 2000Art. no.: 187561
T-Roof Yam 2000 is a dimensionally stable, water-repellent single-layer underlay felt. The product is made of a mineral felt core coated with SBS bitumen and a surface sprinkled with sand. Adhesive edges of bitumen with protective foil that is removed during installation.
Used as an underlay felt on nailable solid wooden substrates. For surface layers such as welded bitumen waterproofing, surface felt (non-weldable), and shingles. The surface layer dictates but with a minimum slope of 1.5° (approx. 1:40). For the minimum thickness of the substrate's wooden panel, see table AMA Hus -21, HSD.1331/1 (tongue and groove at least 23 mm). The substrate can consist of wooden panels, wooden elements, or plywood designed to limit movements in the joints, e.g., by being equipped with tongue and groove that are well joined.