In comparison to steel or aluminum casement windows, pultruded fiberglass windows are structurally glazed which gives them a phenomenal strength. Stainless steel reinforcement bars make sections capable of spanning large distances.

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  • Fiberglass is thermally efficient

  • Windows material is resistant to any extreme weather conditions compared to steel, wood, or vinyl

  • Pultruded fiberglass is pound-for-pound stronger than steel

  • Continuous gasket system provides the highest resistance to air leakage

  • Elegant traditional hardware

  • Extruded 4"x4" brass butt hinges, solid cast bronze locking handles, strike plates, and friction stay bars

  • Sash swings outward, and opening travel could be restricted by friction stay bar with the nut

  • Frame depth 2.375"

  • 1" insulating glass with a variety of options (Low-E, Laminated, Tempered, Obscure, etc.)

  • Bronze or Clear Anodized spacer between the glass

  • Available with surface-mounted and “between-the-glass” style muntin grids for a historic “small-pane” look

  • Standard and custom panning to match landmark conditions


  • Performance class CW-PG60 (Design Pressure 60.15 psf)

  • Air Infiltration 0.03 cfm/sq. ft

  • More water resistant: water penetration resistance pressure 12.11 psf

  • Better acoustical performance: STC 36, OITC 30 (glass combination: 1/4" Lami, 11/16" argon, 5/16" Lami)

  • Thermally efficient: U-Factor 0.35


Locking handles, strike plates and friction stay bars are available in standard Oil-rubbed Bronze, Polished Chrome and Unlacquered Brass finishes. Custom finishes are also available.


Fiberglass windows are available in single- and dual-color options:

  • Variation of exterior and interior choices

First and foremost, Panorama Windows LTD are the BEST!! The windows are EXCELLENT Quality, Beautiful and Very Easy to open and close. Mike Robarge was Professional, Efficient and handled everything from beginning to end to make the installation process smooth and effortless. Each time I open and close my windows, I am so happy I selected Panorama to do the job!
— Virginia P., 2017