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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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Space-saving stairs steel hatch F60 /F90 with retractable stairwaype

In public buildings, our weather-resistant solution for the installation in reinforced concrete ceilings, which belong to the fire resistance class F90, have proven very reliable. The upper cover is clad with galvanised sheet steel and has a circumferential double seal. As accessory element, you can purchase a lockable cover that prevents unauthorised access from the outside.

 

Technical Features:

 

  • Steel hatch F90
    - Certified 90 minutes from below
    * according to DIN4102 Part 2 by MPA Stuttgart
    - Installation in reinforced steel cement ceilings from 180 mm that belong to min. F60 / F90 classes according to DIN 4102-4
  • Energy label
    - Component: 0.30 W/m²K*
    - Bottom cover: 0.93 W/m²K*
    - Top cover: 0.68 W/m²K*
    * calculated by manufacturer according to DIN EN ISO 6946
  • Energy efficiency
    - Circumferential seal (quadruple)
    - Thermal insulation in the covers
  • Upper cover
    - Metal flashing with galvanised sheet steel
    - Closure: bar lock
    - Prepared for customer-provided profile cylinder
    - Edge glued for protection against weather
    - incl. rubber hollow profile seal (double) with contact lip for roof membrane
    - Side customer-provided insulation max. 40 mm
    - Impermeable to driving rain (Class E1200)
  • Hatchbox / cover
    - Sheet steel, primed
    - With circumferential profile frame
    - Snap-lock closure
    - Case height: 33 (steel case)
    - Wooden insert: water resistant
    - Installation allowance 2 cm
  • Stairs
    - Aluminium retractable stairways
    - Treads: 20-38, 14 cm deep (made of pressure die-casting)
    - Treads: 43-58, 16 cm deep (made of aluminium profile)
    - 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
    - Operating pole