Loft (Aluminum)

Loft extends your living space into the outdoors. Its lift mechanism ensures the large panels are easy and simple to move while providing unparalleled airtightness when closed. Two panel configurations — in lieu of three or four panel — define contemporary lifestyle and breathtaking atmosphere. Safe, durable, easy to operate and energy efficient, this door is the best from Windowmart.

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Loft Aluminum

    • Lift and slide mechanism for an oversized sliding panel.
    • Engineered for very large formats in two-lite configurations up to 12 feet in width.
    • Triple-point locking mechanism for maximum security.
    • Superior performance.
    • Clean and simple design and finish.
    • Asymmetrical configuration available.
    • Low emissivity insulated glass unit with argon gas (Low E).
    • Black warm edge spacer.
    • Anodized aluminum sill cover.
    • Corrosion resistant tandem wheels.


Harmonized Standards – 96″ x 80″ Air-tightness Water-tightness Structure Overall
AAMA/WDMA/CSA101/I.S.2/A440-08 PASSED 360 Pa DP-50 PG-R50


Patio Door Options

Kick panels

Available Sizes

Loft Aluminum Patio Door sizes



Easy to operate and highly durable mini-blinds are a great way to let light in during the day while ensuring absolute privacy at any moment. Our mini-blinds are now available in two colours in order to suit any décor.

Mini-blinds for patio doors

Cross Section


1″ Double Glazed, one Low E 80/70 ER 21 / U 1.87
11/4″ Triple Glazed, one Low E 80/70 ER 35 / U 1.53
11/4″ Triple Glazed, dual Low E 80/70 ER 38 / U 1.31


20 years warranty on pvc patio doors

20 years limited warranty on white PVC and Aluminum extrusions

20 years warranty on low-e glass unit

20 years limited warranty on low-e glass unit (residential application)

10 years warranty on integrated blinds

10 years limited warranty on integrated blinds

5 years warranty on hardware

10 years limited warranty on hardware


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