Privacy Window Film for Commercial Buildings

Our servicesPrivacy film

Privacy window film screens meeting rooms, offices and patient areas without replacing the glass. We match the film and its coverage to what needs to stay private, how much daylight you want and whether the space needs privacy after dark. We install it throughout the Chicago metropolitan area and Northern Illinois.

Request a Commercial Assessment

or call 815-216-4203

The assessment is free. We typically respond within one business day.

  • Commercial window film contractor since 1984
  • Installed at the Naperville Municipal Center and Advocate Sherman Hospital
  • Samples on your own glass before you choose
  • Our own installation crews

Compare the six privacy films

Glass office walls and doors with frosted film in tall panels and a narrow vertical stripe, clear glass above and below, over a wood floor.
Frosted film in panels and a narrow stripe on glass office walls: the rooms are screened from the corridor, and daylight still passes through.

Privacy options

What each privacy film hides, by day and after dark

For privacy day and night with daylight still coming in, choose frosted film: full frost, a band, a gradient or a pattern. One-way reflective film is private only in daytime. Blackout film blocks both the view and the light where it covers the glass.

Two people standing behind frosted glass, seen only as soft silhouettes.

Frosted film

An etched-glass look, in densities from light diffusion to nearly opaque.

  • HidesDetail, in both directions
  • LightPasses through, softened
  • After darkStill blurred; a person close to brightly lit glass can show as a silhouette
A glass-walled room with a wide band of frosted film across the middle, and clear glass above and below showing the ceiling lights and the wood floor.

Frosted band

A band of frosted film at seated and standing eye level. A 48 inch band is common in our conference room and huddle room work.

  • HidesOnly the height it covers, so we set it by checking sight lines
  • LightPasses through the band; the glass above and below stays clear
  • After darkPrivate where the band covers
A glass-walled meeting room behind a curved wooden table, its film clear at the top and fading to frosted lower on the glass.

Gradient film

Fades from frosted to clear across the glass, often chosen when the design matters as much as the privacy.

  • HidesThe dense part of the fade, often at seated or standing height
  • LightPasses through; the view stays open toward the clear edge
  • After darkPrivate where the film is dense
Office conference room behind glass partitions with a striped frost pattern.

Stripes and patterns

Frosted stripes or patterns that give the glass a finished look.

  • HidesAs much as the pattern covers; a dense pattern hides more
  • LightPasses through; the view stays open where the glass is clear
  • After darkPrivate where the pattern covers
An office building with dark reflective film on its windows, mirroring the trees and parked cars outside in daylight.

One-way reflective film

A mirrored film for daytime privacy. The brighter side sees a reflection and the darker side can see out.

  • HidesThe view in from outside, while the outside is brighter
  • LightReduced, with less heat and glare
  • After darkNot private with the lights on inside; people outside can see in
Storefront windows in a brick wall covered with black film.

Blackout film

For storefront glass, storage and server rooms that need no view and no daylight. A dark film absorbs sunlight and heats the glass, so we usually apply blackout film to the outside of the glass.

  • HidesEverything where it covers, in both directions
  • LightNone where it covers
  • After darkStill private

Hiding screens, not people? Casper cloaking film makes compatible screens look blank from outside the room, while people and the room stay visible.

Casper cloaking film

Want a logo or a custom design? Decorative film puts logos, lettering and designs on the glass, and many designs screen the view as well.

Decorative film

Documented projects

Privacy film we have installed

The City of Naperville and Advocate Sherman Hospital have both brought us back for more work.

Frosted glass double doors and sidelights with the City of Naperville logo and Restricted Area, Employees Only lettering.
The second-floor doors after the film: the city’s logos and lettering read clearly against the frosted glass.

Public building · Naperville · 2024

City of Naperville Municipal Center

All-glass doors and sidelights led into second-floor employee areas. The city’s logo and lettering were already on the corridor side of the glass, but the glass itself was clear, so the work areas behind it were in full view.

  • Glass16 second-floor door and sidelight panels
  • FilmFrosted privacy film on the inside face of the glass, so the logos and lettering on the corridor face stayed in place
  • ResultThe entrances screen the employee areas from the corridor while keeping light in the space
  • Repeat workOther window film work for the city, including the Fire Department administration building in 2025

Read the Naperville case study

Sliding glass room doors at Advocate Sherman Hospital covered in a patterned film for privacy.
Patterned film on sliding room doors at Advocate Sherman Hospital.

Hospital · Elgin

Advocate Sherman Hospital

More than 80 separate privacy and decorative film installations. Requests came one area at a time, often a single door or a few panels, as departments asked for them.

  • AreasHallways, patient and treatment rooms, offices, consult rooms, waiting areas, diagnostic areas and a surgical corridor
  • Plain frostWhite frost and Solar Gard Clear Frost on offices, consult rooms, work rooms, storage areas and individual doors
  • PatternedSOLYX patterned films, including Dusted Leaf on room doors

Read the Advocate Sherman case study

Four glass office fronts at a library, each with a different privacy film applied as a mockup, including a gradient that fades from frosted at the bottom to clear at the top.
Mockups of different films on the library’s own glass, side by side, before the library chose a SOLYX gradient.

Library · Northern Illinois · 2020

Library gradient privacy film

Glass-walled rooms beside the library’s open areas let everyone see in, the “fishbowl” effect. Because the look mattered as much as the privacy, we put mockups on the library’s own glass instead of asking it to choose from a sample book.

  • MockupsGradient and semi-opaque films from 3M, SOLYX and Solar Gard, side by side
  • FilmA SOLYX gradient film on about 3,000 square feet of glass, 250 pieces in all
  • ScheduleInstalled after hours so no one was disturbed

Read the library case study

Conference rooms · 2019 to 2026

Conference room privacy

Frosted bands, gradients and frost in conference rooms, huddle rooms, board rooms and offices.

Conference room privacy options

  • ALDI48 inch frosted bands in huddle rooms, 2026.
  • Bradford AllenA SOLYX dual misty frost gradient in conference rooms, with clear frost on the sidelights and door, 2022 to 2023.
  • Medical MurrayA 48 inch frosted band in the board room, and frost on the glass between a conference room and the production area, 2019 and 2022.
  • College of DuPageFrosted film in a conference room and privacy film in counseling offices, 2024 to 2025.

Have a similar privacy problem? Request a Commercial Assessment

Where it is used

Privacy film by room and building

The right film for a conference room is different from the right film for an exam room or a school office.

Conference rooms and private offices

Frosted bands or full frost on glass walls and doors keep daylight moving between spaces while screening meetings, HR conversations and executive areas. We set a band’s height by checking sight lines from inside and outside the room.

Conference room options

Hospitals, clinics and medical offices

Exam rooms, consultation rooms, pharmacy windows and clinical glass seen from corridors or waiting areas. Frosted and patterned films keep their privacy at night, which matters in rooms used around the clock. Where even a silhouette must not show, choose a denser frost and check the sample with the room lit.

Hospitals and clinics

Schools and public buildings

Administrative offices, counseling rooms, classroom door glass and doors into staff areas, where the view from the hallway should be limited without closing off the room.

Naperville Municipal Center

Banks and professional offices

Ground-floor windows, consultation rooms and teller areas where client conversations and paperwork should not be visible from outside. On street-facing glass, decide first whether the space needs privacy after dark; if it does, choose frosted or patterned film.

Privacy film at night

Storefronts, storage and server rooms

Back-office glass, reception windows and storefront glass that needs a boundary between public and staff areas without looking closed, and blackout film where a room needs neither a view nor daylight.

Limits

What privacy film cannot do

The most common surprise is one-way film at night. When you ask about one-way film, we explain it on the first call, before we ever get to a quote.

One-way film after dark

Reflective film does not turn clear at night; what changes is which side is brighter. After dark the lit interior is the brighter side, so people outside can see in and people inside see the room reflected back at them.

For privacy after dark, use frosted or patterned film, or reflective film with blinds or shades.

Does privacy window film work at night?

One-way reflective film. Frosted, patterned and blackout films do not depend on which side of the glass is brighter.
Looking fromIn daylightAfter dark, lights on inside
OutsideA mirrorInto the room
InsideOut through the glassThe room reflected back

Privacy film also does not

  • Block sound. Window film is visual privacy only. Speech privacy depends on the walls, doors and ceiling.
  • Make a facility compliant. Privacy film is a visual privacy measure that can support a facility’s patient privacy program. It does not by itself make a facility compliant with HIPAA or any other rule.
  • Make glass harder to break through. For entrance glass, see school safety film and security window film.

“If you need privacy at night, the answer is frosted film or blinds. I would rather tell you that up front than install a film that does not do what you need.”

David Johnson

Owner, AAA Glass Tint

How a project runs

Every project starts with your glass

  1. 01

    Rooms and glass

    We inspect the glass first and identify it with a glass meter, then look at the layout and how each space is used, including whether it needs privacy after dark. Before we recommend any film, we check it against the manufacturer’s film-to-glass guidance. We do this for every film type, on every type of glass.

  2. 02

    Samples on your glass

    We bring samples and look at them on your glass, because a film that looks right at noon can look very different at 6 PM in January.

  3. 03

    Scheduled around your building

    Most commercial window film is installed while the building stays open. We plan the order of rooms with you so the space keeps working. After-hours and weekend work is available at additional cost. In a build-out, we install after the glass is in and coordinate the timing with the general contractor or the tenant’s project manager.

  4. 04

    Walkthrough and warranty

    We review the completed work with you, register the applicable manufacturer’s film warranty for you and send the warranty information by email.

What affects the price. We price each project from the building, not from a rate sheet: the glass area and the number of panels, the film, any design work, access, removal of old film and scheduling. A minimum project charge applies, mainly to very small jobs such as a single door or a few panes. For a planned project, we can give a preliminary budget from the drawings and specifications. Within Illinois, distance from our Elgin headquarters does not change the price.

What window film costs

Want a price for your building? Request a Commercial Assessment

We do not subcontract installation; our own crews do the work. AAA Glass Tint is a commercial window film contractor serving commercial buildings throughout Northern Illinois since 1984. A family-owned company headquartered in Elgin, Illinois, with field crews based in Chicago, Northbrook, Wheaton and Orland Park.

For certificates of insurance and submittals, see how we work on commercial projects.

Film manufacturers

Authorized SOLYX dealer

Solar Gard authorized dealer for more than 20 years

Panorama authorized dealer

We also work with 3M films

Most of the frosted film we install comes from SOLYX and Solar Gard.

Planning resources

Before you choose a film

Questions

Privacy film questions

What are the best options for office glass privacy and branding?

For most conference rooms and glass partitions, frosted or gradient privacy film is the simplest choice: it blocks the view while keeping natural light. Reflective films give daytime privacy, though they depend on lighting and can reverse at night. For branding, decorative film adds logos, patterns and etched-glass looks to existing glass and can be removed or changed later. Where the goal is to hide screens rather than the whole room, Casper cloaking film keeps the glass visually open. We show samples on your glass before you choose.

Do you install switchable glass or smart film?

No. AAA Glass Tint does not install switchable glass or switchable smart film (PDLC film), the products that change from clear to frosted at the flip of a switch. If a room does not need to change on demand, frosted, gradient or patterned window film gives privacy without wiring.

Can privacy film go on glass that already has lettering or a logo?

Yes. At the Naperville Municipal Center the logos were on the corridor face of the glass, so we installed the frosted film on the inside face and left the graphics as they were.

Privacy window film installation in the Chicago metropolitan area and Northern Illinois

Addison
Algonquin
Aurora
Barrington
Berwyn
Bolingbrook
Calumet City
Cary
Cicero
Chicago
Crystal Lake
Des Plaines
Downers Grove
Elgin
Elk Grove Village
Franklin Park
Glen Ellyn
Glenview
Hoffman Estates
Huntley
Joliet
Lake in the Hills
Lisle
Lombard
McHenry County
Morton Grove
Mount Prospect
Naperville
Northbrook
Oak Brook
Orland Park
Rosemont
Schaumburg
Tinley Park
Waukegan
Wheaton
Woodridge

Request a free assessment

David Johnson, the owner, or one of our field technicians will visit your building, look at the glass and the rooms, bring samples and talk through which film fits each space. We typically respond within one business day.

Request a Commercial Assessment

or call 815-216-4203

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