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Bungalow on Isle of Wight from birds eye view to the sea, roofed with PREFA PREFALZ in P.10 dark grey.
Products overview
Roof systems
Einfamilienhaus in Newel-Besslich mit PREFA Dachplatte R.16 und PREFA Dachentwässerungssystem in anthrazit
Façade systems
Close-up of the Siding.X façade panels in P.10 black from PREFA on Casa Hoffe in Sappada, Italy. The aluminium façade system has been skilfully installed in a modern, abstract design that forms an attractive contrast to the visible wooden elements of the roof structure. The innovative façade solution blends seamlessly into the alpine ambience and represents the combination of functionality, durability and aesthetic building culture.
Roof drainage
Detached house in Newel-Besslich with PREFA R.16 roof tiles and PREFA roof drainage system in anthracite
Solar panel systems
Detailed view of the installation of Prefalz solar panels on a roof in Meschede
Flood protection solutions
Close-up of the PREFA flood protection made of aluminium, which always withstands flood disasters and protects the detached house in the background.
Coils and metal sheets
Aluminum coils stored on wooden pallets, with a plain aluminum coil in the foreground and further aluminum coils and sheets behind it.
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Close-up of the PREFA rhomboid roof tile with water drops on the surface. The surface of the roof panel is stucco and the colour is anthracite.
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Image of the PREFA factory in Marktl from one of the surrounding hills, with a tree in a green meadow in the foreground and the large forests of Lilienfeld in the background
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PREFA employees in red T-shirts in front of the PREFA headquarters in Marktl with cheering arms.

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Projects & inspiration overview References Project configurator Photo montage Construction tips

Products overview Roof systems Façade systems Roof drainage Solar panel systems Flood protection solutions Coils and metal sheets

Resources overview Project configurator Photo montage Order brochures Request a guarantee certificate Trade fairs Questions and answers Your PREFA contact For installers For architects

Benefits overview Building material aluminium Special topics

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About us overview Facts and figures Our values and goals Sustainability

Order brochures My PREFA

Installation guidelines
Installation guidelines
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Table of contents
Roof Small format products FX.12 roof panel Installation and covering direction

Installation and covering direction

  • The FX.12 roof panels areto be installed from right to left in horizontal rows.
  • Adjust FX.12 roof panel and push into the folds (Fig. 1 and 2). Strike the bottom edge of the panel lightly with the handle of the hammer.
  • Press the panel slightly to the left (however, the angle fold should not be deformed) and align it with the horizontal chalk line or at the mark on the starter strip.
  • Horizontal lacing: 420 mm (beginning with upper edge of the first row of FX.12 roof panels).
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