Preservation-compliant window film solutions for landmark buildings, monuments and historic properties nationwide.
Complete the form and we’ll be in touch.
Replacing windows on a historic or landmark building is often restricted, expensive, or simply not allowed. Preservation authorities typically require original glass and framing to remain intact, especially in buildings with single-pane, hand-rolled glass that cannot be replicated with modern glazing.
Window film for historic buildings offers a practical alternative: it is applied directly to existing glass, requires no structural changes, and can be removed without permanently altering the window. That reversibility makes preservation-compliant window film a practical way to improve building performance and protection while preserving its historic character. Commercial Window Shield has applied this approach to some of the country’s most recognizable landmark buildings, working within these demanding preservation requirements.
Not every film meets a preservation board’s standards and using the wrong product can create more problems than it solves. The characteristics that actually satisfy reviewers share a few things in common, all aimed at leaving the original glass and the building’s appearance untouched:
These are the same characteristics referenced in general preservation guidance for historic window treatments, including federal rehabilitation standards for older buildings.
Historic buildings often house irreplaceable interiors – original woodwork, murals, archival materials and fine art – all vulnerable to sun damage that ordinary glass does nothing to stop and that can’t simply be replaced once it fades. Security window films with a solar control component address this directly, without any change to the windows themselves. Key advantages include:
None of this requires touching the original glass itself – the protection comes entirely from what’s applied to it, not what replaces it.
Original glass in older buildings is often more fragile than modern glazing – older glazing compounds and thinner panes weren’t engineered for today’s security expectations. At the same time, many landmark properties – government buildings, transit hubs and public monuments among them — carry real, specific security considerations of their own. Security window films with additional safety components can address both problems at once by:
Security window films installed by Commercial Window Shield have been applied to some of the highest-profile landmark buildings in the country, including the two projects below.
Commercial Window Shield has completed specialized window film installations for some of the country’s most recognized historic and landmark properties. These projects demonstrate our ability to work within demanding preservation requirements while protecting original glass and supporting the needs of complex, high-profile buildings.
Window film can be a preservation-friendly option because it is applied to the existing glass without replacing the original window or making permanent structural changes. However, approval requirements vary by property, jurisdiction and preservation authority. Commercial Window Shield can help identify a solution appropriate for projects where preservation requirements are a key consideration.
Yes. Interior-applied window film can generally be removed from existing glass without permanently altering the window itself. Because the film is applied to the glass rather than replacing or modifying the original glazing, it can provide a reversible solution for buildings where preserving existing windows is important.
Yes. Window film can significantly reduce UV exposure and solar heat entering through the glass, helping protect interior materials such as woodwork, textiles, furnishings, archival materials and artwork from the effects of prolonged sunlight. The appropriate film should be selected based on the building’s glass, interior conditions and preservation requirements.
Window film can be applied to many types of existing glass, including older and visually uneven glazing. However, historic glass can vary considerably in age, condition, thickness and surface characteristics. Each project should be evaluated individually to determine whether the existing glass and film are compatible and what installation approach is appropriate.
“The Project Was A Work Of Masterful Coordination And An Absolute Success.”
John Addonisio, Senior Project Manager, Vanderbilt Hall,
Grand Central Terminal
Whether your project involves preservation requirements, original glazing, security concerns or another specialized challenge, Commercial Window Shield can help develop the right approach. Contact our team to discuss your building and project requirements.
Complete the form and we’ll be in touch.
