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  • Productprice0,00 €
  • Extra charge cover strips0,00 €
  • Extra charge shaft railing0,00 €
  • Extra charge Absturzsicherung0,00 €
  • Extra charge handrail0,00 €
  • Extra charge Deckelanschlag0,00 €
  • Extra charge Zusatzstufen / division of cover0,00 €
  • Extra charge Deckelbeschlag0,00 €
  • Extra charge Deckel elektrisch0,00 €
  • Extra charge Lukenteilung0,00 €
  • Extra charge Drückergarnitur0,00 €
  • Extra charge Komfortstufen0,00 €
  • Extra charge junction of hatchbox0,00 €
  • Extra charge U-Wert0,00 €
  • Extra charge top opening device0,00 €
  • Extra charge RAL colour concertina0,00 €
  • Extra charge lock0,00 €
  • Extra charge Schloß oben0,00 €
  • Extra charge Doppel-Deckel DD0,00 €
  • Extra charge Montagehilfe0,00 €
  • Extra charge hinges0,00 €
  • Extra charge remote control0,00 €
  • Extra charge protective rail for opening0,00 €
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Retractable stairway with wooden hatch F30

Our patented concertina mechanism is manufactured from high pressure die cast aluminium alloy, and is ready installed within a fire protection hatchbox. The fire resistance of 30 minutes was tested and confirmed by the MPA Braunschweig. The hatchbox is manufactured of high-quality B1 chipboard panel. The load bearing of each tread amounts to 200 kg (this corresponds to 500kg/m²) and is also thus suitable for the commercial sector.

Technical features:

  • Fire resistance
    - Certified 30 minutes from below
    * according to DIN 4102-2 by MPA Braunschweig
    For the installation in ≥200 mm thick ceilings,
    which according to DIN4102-4,
    belong to the F30 class (observe our plans)
  • Energy label
    - Component: 0.80 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
    - Thermal insulation in the cover
  • Hatchbox / cover
    - B1 chipboard panel
    - Underside of cover with white undercoating foil
    - Closure: bar lock
    - Gas strut damping
    - Case height: 24 cm
    - Installation allowance length 2 cm
    - Installation allowance width 1.5 cm
  • Stairs
    - Aluminium retractable stairways
    - Treads: 25-38, 14 cm deep (made of pressure die-casting)
    - Load bearing 200 kg per tread
    - We always deliver the maximum possible tread width – see page 100 - 103
  • Ready-to-install with standard accessories
    - Telescoping handrail
    - Mounting screws
    - Operating pole
    - Cover strips made of wood, in white