FORTWELL
Collection

Doors

Large-format thresholds engineered to disappear into the wall and hold the coast out.

Fortwell sliding glass door open to a terrace, connecting an interior living space with the landscape
Fortwell 100 Series — Sliding Glass Door
Connect Indoors & Outdoors

Thresholds that open the plan to the site.

  • (01)

    Sliding Glass Door

    Fortwell 100 Series · Max 96" × 99.5" · ±80 psf

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    Full-height glass panels roll sideways on stainless rollers; the sill can be recessed so the floor runs straight out.Best for: Turning an elevation into an opening — the living space that continues onto a terrace or pool deck.

    5/16" HS + 0.09" SentryGlas + 1/4" HSLaminated impact glazing — Large and Small Missile Impact, HVHZ.
    Architectural-grade anodized and powder-coat finishes, including custom RAL matching.
    Design pressure ±80 psf.Thermally broken aluminum, max 96" × 99.5" tested size.
    Miami-Dade NOA 24-0104.12Valid through Jun 2028
  • (02)

    French Door

    Fortwell 150 Series · Max 39.5" × 94.5" · ±90 psf

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    One or two hinged leaves swing outward, so wind pressure pushes each leaf harder into its seals.Best for: The door used every day, and the primary egress door on the most exposed side of a coastal house.

    5/16" HS + 0.09" SentryGlas + 1/4" HSLaminated impact glazing — Large and Small Missile Impact, HVHZ.
    Architectural-grade anodized and powder-coat finishes, including custom RAL matching.
    Design pressure ±90 psf.Thermally broken aluminum, max 39.5" × 94.5" tested size.
    Miami-Dade NOA 24-0321.03Valid through Nov 2029

Compare Systems

SystemSeriesOperationDesign PressureThe wind load a unit is tested to hold, in pounds per square foot.Tested SizeU-FactorHow much heat passes through the whole unit — lower is better.STCSound Transmission Class — higher numbers mean a quieter room.
Sliding Glass Door100Horizontal sliding panels on stainless rollers±80 psf96" × 99.5"0.34 – 0.5234 – 40
Outswing French Door150Hinged outswing, single or paired leaves±90 psf39.5" × 94.5"0.32 – 0.5035 – 41
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