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Sky Sash Windows Ltd

Timber - Steel - Aluminium Windows & Doors

  020 8640 4012


  • Minimalist sliding system specially suitable for large dimensions (until 4.000 mm/sash of width or height)
  • Possible to cover great openings with a glass surface of 94%
  • Visible section of just 25 mm
  • Outstanding thermal and acoustic performance
  • It comes with the possibility of motorized opening for weights up to 700 kg, and manual opening for up to 400 kg. Additionally, it allows to place multipoint lock systems by operating rod, with or without key
  • The rollers are placed in the frame, and the sashes count with a stainless steel reinforced rolling area which makes the sliding movement smoother
  • Possibility of corner sash encounters at 90º without needing a mullion
  • The motorized version allows to completely hide the sash within the frame in closing position


Test Centre:

  • Transmittance
    Uw from 0,9 (W/m²K)
    Please consult typology, dimensions and glazing

  • Maximum acoustic insulation Rw=43 dB

  • Air permeability (EN 12207:2000) CLASS 4

  • Water tightness (EN 12208:2000) CLASS 7A*/9A**

  • Wind resistance (EN 12210:2000) CLASS C3

    *Reference test : Balcony 4,00 x 3,00 m. 2 sashes.
    **Reference test : Balcony  4,00 x 3,00 m. 1 sash + 1 fixed

Technical Data:

  • Maximum glazing thickness 54 mm
  • Opening possibilities
    Sliding of 2, 4 or 6 sashes
    Possibility of 1 rail and 3 rails
    1 sash + 1 fixed / 2 sashes + 1 fixed
    Possibility of corner sash encounters at 90º without mullions

  • Sections
    Frame – 180 mm - 278 mm 3 rails
    Sash – 69 mm
  • Profile thickness
    Door 2,0 mm
  • Polyamide strip length from 18 to 40 mm
  • Maximum dimensions/sash
    Width  (L) = 4.000 mm
    Height (H) = 4.000 mm
    Glass surface ≤ 14 m²
  • Maximum weight/sash
    400 Kg Manual
    700 Kg Motorized
  • Please consult regarding maximum weight and dimensions for other opening types
  • Finishes
    Possibility of bicolor systems
    Color powder coating (RAL, mottled and rough)
    Wood effect powder coating
    Anti-bacterial powder coating


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