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  • Extra charge RAL colour concertina0,00 €
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  • Extra charge Doppel-Deckel DD0,00 €
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Retractable stairway Ecco

With the high-quality window fitting from Roto, the concertina staircase Ecco with 4 locking points is as air tight as a window. The newly developed concertina staircase with pre-assembled WDL and pre-drilled holes sets new standards for energy efficiency, ease of installation and long-lasting quality. For high demands on leak-tightness and energy efficiency, such as with insulated ones floor slabs, the Ecco is the best solution.

Technical features:

 

  • Energy label
    - Component: 0.77 W/m²K*
    * calculated by manufacturer according to DIN EN ISO 6946
  • Energy efficiency​​​​​​​
    - Air permeability Class 4
    * certified by IFT Rosenheim according to DIN EN 12207 / 12114
    - Circumferential seal with closed corners
    - Thermal insulation in the cover
  • Hatchbox / cover​​​​​​​
    - Hatchbox: white
    - Cover: white, watertight with PVC folie
    - Closure: 4-point locking
    - Hatchbox height: 24 cm
    - Flush ceiling installation possible
    - Closure flush without draw hooks
    - Installation allowance 2 cm
  • Stairs
    - Aluminium retractable stairways
    - Treads: 28-33, 8 cm deep (profile treads)
    - Load bearing 150 kg per tread
    - We always deliver the maximum possible tread width
  • Ready-to-install with standard accessories
    - Mounting screws
    - Operating rod with square shaft
    - Snap on cover strips in white
    - Insulating and sealing block on the hatchbox
    * certified by IFT Rosenheim according to DIN EN 12114
    - Pre-drilled hatchbox
    ​​​​​​​​​​​​​​(easy installation)