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Energy Performance

PVC Single and Double Sliding Window from the CONCERTO WINDOWS SYSTEM complies with Canadian standard and is ENERGY STAR® certified.
Reference Natural Resources Canada: NR-5957-14984472-ES

RE Rating indicates the overall energy efficiency of a window.

PVC Single or Double Sliding Window

Maximize your visibility on the outside with our single or double sliding window from Concerto windows. Our sliding window offers the largest glazed area of all our windows.
A sliding window is ideal when space is tight inside and outside, not to interfere in patios aisles or interior rooms. This window will provide you the best quality / price ratio.

Product Info

  • Specifications


    1) 4 1/2″ or 6 9/16″ fully welded rigid PVC frame.

    2) Welded PVC sashes with sealed units.

    3) Triple weatherstrip all around the sashes and double at meeting rail.

    4) Removable slider mullion for drywall passage.

    5) Integrated pull sash rail.

    6) Slim line profiles for maximum viewing.

    7) Aluminum screen.

    8) Smooth and easy operation with brass tandem rollers.

    Download our pdf brochure

  • Options


    Frame interior extensions

  • Grilles




  • Configurations


    Standard Configurations

  • Energy Glass


    Robover Thermos

    • 7/8″ Double glazed sealed unit.
    • 1 ¼″ Triple glazed sealed unit.
    • Insulated glass Sungate 400 with Argon gaz.
    • Stainless Intercept® Ultra spacer system.
    • Additional Options: Stain, Frosted, Reflective, Tempered, etc.
    ROBOVER was selected for its behavior in Quebec's hard climate.    More info on Robover

  • 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 White PVC Extrusions
    20 years Thermos sealed Units - Energy glass with argon gas
    10 years Paint
    10 years Hardware