Vytex Fortis Double Hung

The Vytex Fortis double hung is a very efficient window and contains several advanced features and technologies.


  • Welded sash and frame corners for extra durability
  • Special formula PVC that never needs painting and doesn’t scratch or dent
  • Tilt-in sashes for easy cleaning
  • Stainless Steel Constant Force balance system to easy operation
  • Integral interlock keeps windows closed tight
  • VyCore Foam insulation in the frame and in the sashes for added insulation
  • Triple weatherstripping at all sealing locations
  • Sculpted exterior
  • 7/8? Insulated Glass Unit
  • Mortise-cut sill dam wall for structural integrity
  • True sloped sill for water drainage
  • ThermaCore composite reinforcement in meeting rails
  • DP R-50 Rating – 171 mph wind load


Available Colors:

The Fortis double hung is available in a wide variety of interior and exterior colors, with the option of interior wood grain laminates, as seen below.


Available Grid Patterns:

Additional Options

Additional Features:

The Fortis has a mortised sill dam wall, constant force balances, and sill/sash interlock, as seen below.

Available Glass Options:

The Fortis is available in two glass packages: Energy Saver Plus and Energy Saver R-5.

Financing Available

Financing available through Wells Fargo Bank, N.A.

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