is a non-vapour retardant roof underlay with two two-way acrylate adhesive strips for installation directly on the thermal insulation or the wood sheathing. In accordance with ÖNORM B 4119, the roof underlay is suitable for rainproof under-roofs as well as for under-roofs with increased rainproof properties with a roof pitch of > 15° and a snow load sk of up to 4.0 kN/m² and complies with the classification UDB-A and USB-A in accordance with the ZVDH Directive (ZVDH = German Central Association of the Roofing Trade).
3 m x 50 m - 20 rolls
- roll width: sk duo 1,50 m x 50 m
- weight per unit area: 230 g / m²
- sd - value: 0,10 m
- uv - resistance: 4 months
- colour: lightgrey
- palette: 1,50 m - 20 roll (1.500 m²)