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At Ahlsell, we offer many different kinds of building insulation, including roofing felt. Choosing the right roofing cardboard, surface cardboard, or underlay cardboard for your construction is easy with our wide selection of roofing cardboard, surface cardboard, and underlay cardboard. No matter what environment you work in, we want to be part of your solution. You can find ceiling board that is moisture and water-resistant. Wind protection, insulation, and roofing felt create a safe environment for homeowners. It is a job that needs to be done. If the house is to be secured against radon, we have radon membranes with a sealing layer system that prevents intruding radon gas. Here you will find various products in building insulation that is environmentally assessed according to the building product assessment, environmentally registered BASTA, and more. Explore our range of roofing felt and building insulation here in the online store or visit your nearest Ahlsell store.

Rofing underlay
Tecca
Rofing underlay
Art. no.: 69465702
Free-hanging, water-deflecting roof underlay for air-tight and diffusion-open roof constructions with an inclination down to 14°(1:4). Maximum c/c distance for roof beams 1200 mm. For roofs with roofing tiles or profiled plate. Mounted by attaching to roof beams in a direction transverse to the roof pitch. First width starting at the base and then overlapping up to the ridge or another connection. Air-tight seams are created in the overlap with the supplied adhesive tape. With underlying roof insulation, the air gap is eliminated complete towards the underside of the roof underlay. The product is approved and P-marked by Swedish Institute for Technical Approval in Construction (SITAC) in accordance with the construction rules of the Swedish National Board of Housing, Building and Planning.
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