• aluminum window contemporary
  • aluminum window
  • aluminum tilt window

Energy Performance

The Energy Altitude Window Series for casement, awning, fixed ou tilt windows complies with standard
- AAMA/WDMA/CSA 101/I.S.2/A440-08, A440S1-09
- Classe CW-PG100,
915 x 1830mm (36” x 72”)
- Classe CW-PG80,
2388 x 1600mm (94” x 63”) and is ENERGY STAR® certified.

RE Rating indicates the overall energy efficiency of a window.

Aluminum Window - Casement, Awning or Tilt

Designed for impressive performance, the Energie Altitude Window Series meets the CW Classification, meaning mid-rise buildings with institutional application. It provides the possibility of multiple assembly and opening configurations (casement, awning, fix, tilt).
This high energy efficient window features extruded aluminum profiles interior and exterior connected to the thermal insulation system "Performance Core", representing the core of the window.

Product Info

  • Video


    Aluminum window

    • See the functioning of the aluminum window Altitude.

  • Specifications


    1) The frame depth is 117mm (4 5/8") or 152mm (6"). The standard sash depth is 73mm (2 7/8") with a height of 44mm (1 3/4'') and designed for 25mm (1") glazed units. Mullions are 116mm (4 9/16") deep.

    2) The aluminum profiles for the frame are mechanically fastened with steel screws inserted in the appropriate aluminum profile grooves. The aluminum profiles for the sashes are assembled with aluminum corners completely adjustable for a perfect exterior finish.

    3) Continuous flexible weatherstrip and glazing beads, including the corners, on the glazed unit perimeter, ensure optimal insulation. A structural sealant joint is inserted on the window periphery on the interior part of the operating sash.

    4) Screens are removable from the inside.

    5) The thermal insulation system "Performance Core" is fusion assembled ensuring a maximum air and water tightness.

    Download our pdf brochure

    commercial aluminum window
  • Options


    Frame interior extensions

  • Crossbars / Grilles




  • Configurations


    Standard Configurations

  • Energy Glass


    Robover Thermos

    All our windows are made with thermos glass, double or triple glazed sealed units with an insulating interlayer.
    Additional Options: Stain, Frosted, Reflective, Tempered, etc.
    ROBOVER glass was selected for its behavior in Quebec's hard climate.
    More info on Robover glass

  • Warranty


    Warranties on our products

    Warranties on Concerto Windows sold by Portes et Fenêtres 440 inc. and fabricated by Portes & Fenetres ABRITEK inc. cover a predetermined period starting from the date of purchase, upon presentation of proof of purchase:
    See full warranty

    20 years Aluminum components
    20 years Thermos sealed Units - Energy glass with argon gas.
    10 years Hardware