Historic & Landmark Window Film
Bryn Mawr, PA

Why Bryn Mawr preservation teams & property stewards choose Sun Control Specialists.

Sun Control Specialists installs preservation-compliant window film throughout Bryn Mawr and Delaware County. We work on historic homes, churches, courthouses, museums, and landmark commercial buildings, choosing low-reflectance film at a visible-light level that holds the original look of the glass while protecting interiors from UV and adding safety film to fragile original glazing. When a historic commission or landmark board is involved, we document the specification so it can be reviewed and approved.

Bryn Mawr has more century-old glass per square mile than anywhere else on the Main Line. That is a blessing for architectural character and a real challenge for modern thermal performance. We have installed solar film on glazing that predates the Ford Model T — done right, the film is invisible against the original glass and the glass itself lasts another century instead of cracking under thermal stress. Most of our Bryn Mawr work is preservation-grade installation: SolarGard residential ceramic film at 70%+ visible-light transmission, applied with the conservative protocol we use on any pre-1900 single-pane glass. The Bryn Mawr College faculty-residential corridor adds a recurring profile of academic homeowners who research the install thoroughly and call us already knowing the spec. Lancaster Avenue commercial work runs steady — boutique retail, professional offices, and the occasional restaurant decorative-film job.

What we install.

From estimate to installed.

Frequently asked.

Do you work on historic buildings in Bryn Mawr?

Yes. Bryn Mawr is within our regular service area, and historic and landmark work is a core part of what we do. Sun Control Specialists has treated historic glazing throughout Bryn Mawr and Delaware County for over 27 years. Call (215) 272-6999 or request an estimate online.

Will the film change how my building looks from the street?

No, that is the whole point of how we specify it. For historic and landmark glass we use low-reflectance film at a visible-light level matched to the existing glass, so the facade reads the same from the public way. We can provide the visible-light and reflectance figures for your historic commission to review.

Can window film satisfy a historic commission or landmark board?

In most cases, yes. Interior-applied film is reversible and adds no permanent change to the historic glass, which aligns with the reversibility most preservation standards favor. We document the exact film, its visible-light and reflectance values, and the reasoning in a format your commission or board can approve.

How does the film protect a historic interior?

Our films block up to 99% of ultraviolet light, the main driver of fading in original woodwork, plaster, oil paintings, archival paper, textiles, and period furnishings. Near-clear options protect the room while keeping it bright, so a museum, church, or historic home loses far less to sun damage over time.

Is the film safe for old single-pane and mullioned glass?

Yes, and it adds protection. Safety film bonds aging single-pane and original mullioned glass so a cracked or broken pane holds in the frame instead of falling, which matters for churches, courthouses, and public buildings where replacing the original glass is not an option. We install carefully around old putty, wavy glass, and delicate sashes.

Can we improve energy efficiency without replacing the historic windows?

That is one of the most common reasons buildings call us. Solar film reduces heat gain and cooling load on single-pane historic glazing, so you gain comfort and lower operating cost while keeping the original windows fully intact. It is a far smaller intervention than a window replacement, and it is reversible.