The passive house installation set double is the ideal addition for loft ladders with a steel frame and ensures a perfect, airtight finish. It was specially developed for use in low-energy and passive houses and contributes to optimum energy efficiency. Thanks to the additional seals, the set fulfils the high requirements for airtightness and thermal insulation.

Installation is particularly simple: the set is attached by gluing to the casing box or to the on-site vapour barrier. The passive house installation set double is also blower door tested and is suitable for a wide range of staircase models, including Type 18 Univers, Type 18 Prestige, Type 18 Small, Type 15 Exklusiv, Type 12 Solid, Euro Trend Profi, Euro Star and Euro Trend. It is the ideal choice for building projects that need to fulfil the highest energy standards.

Installation instructions