NORTHGUARDWINDOW FILM(437) 217-3456 ↗More film strength behind a lighter silver tint
The same daylight-friendly shade as the thinner build, in a thicker film.
NorthGuard installs Madico Silver safety film in the lighter shade and heavier build, which holds broken glass together with a higher listed break strength than the thinner build. Shop windows and glass entry doors that take knocks keep a lighter silver look and an open view.
On-site check and written quote · Mobile service across Toronto and the GTA
- Film thickness
- 0.010 in
- Break strength
- 200 pounds per inch of width
- Visible light transmitted
- 44%
Madico's published typical values, measured on single-pane 6 mm clear glass. Full specifications and sources
The broken-glass risk Silver 40 8mil is built for
Madico Silver 40 8mil is for glass where a broken pane would be a hazard or an easy way in. Large panes and busy glass put more load on a film when they break. A thin tint can leave owners wanting more strength without wanting a darker room.
How Silver 40 8mil is built and what it does
Silver 40 8mil keeps the lighter Silver 40 look: 44% visible light through, 51% glare reduction and 56% total solar energy rejected. The film is 0.010 inch thick and lists break strength at 200 pounds per inch of width, against 100 for the 4 mil build. Madico describes it as a multi-ply laminate that holds broken glass together.
Where Silver 40 8mil fits best
NorthGuard suggests Madico Silver 40 8mil for jobs like these.
- Large shop windows and glass entry doors that take knocks and need shards held in place.
- Offices that want a lighter silver with a view but also want the thicker build.
- Service counters and customer-facing glass where a hold-together layer is a priority.
- Glass partitions and meeting-room walls that stay in daily use.
What Silver 40 8mil will not do
Madico Silver 40 8mil has limits that NorthGuard states before any quote.
- Visible light stays at 44%, so this is not a privacy-first film. The outward reflection is a lighter 28%.
- Madico lists break strength but no puncture or tear numbers for this film.
- Even with the thicker build, the frame and glazing still decide how a broken pane behaves.
Get a Silver 40 8mil quote from NorthGuard
NorthGuard checks your glass on site, confirms that Silver 40 8mil suits it and sends a written quote.
Silver 40 8mil specifications from Madico
Madico publishes these values for Madico Silver 40 8mil, part RS 40 PS SR 8MIL.
| Property | Madico value | Source |
|---|---|---|
| Visible light transmitted | 44% | 1 |
| Visible light reflected, exterior | 28% | 1 |
| Visible light reflected, interior | 27% | 1 |
| Glare reduction | 51% | 1 |
| Total solar energy rejected | 56% | 1 |
| Solar energy transmitted | 31% | 1 |
| Shading coefficient | 0.51 | 1 |
| Solar heat gain coefficient | 0.44 | 1 |
| Ultraviolet rejected | 99% or more | 1 |
| Infrared rejection | 83% | 1 |
| U-factor | 0.95 | 1 |
| Film thickness | 0.010 in | 2 |
| Break strength | 200 pounds per inch of width | 2 |
| Tensile strength | 25,000 PSI average, machine and transverse direction | 2 |
| Peel strength | 5 to 6 pounds per inch | 2 |
| Adhesive | Acrylic pressure sensitive | 2 |
| Structure | Multi-ply laminate | 2 |
- Madico PDF: Safety security film performance measurements
- Madico page: Reflective silver
- Madico PDF: Safety and security brochure
Optical values are Madico's published typical values, measured on single-pane 6 mm clear glass, so results on your own glass can differ.
Silver 40 8mil questions and answers
NorthGuard answers these questions about Madico Silver 40 8mil with Madico's published data.
What does the extra thickness of Silver 40 8mil give you?
Silver 40 8mil is a 0.010 inch film with a listed break strength of 200 pounds per inch of width, against 100 for the 4 mil build. The light and heat numbers barely move, so the gain is film strength, not a different tint.
Is Silver 40 8mil darker than the 4mil version?
Silver 40 8mil passes 44% of visible light, the same figure Madico lists for the 4 mil build. Outward reflectance is 28% and glare reduction is 51%. Rooms look about the same, since the film is thicker but not darker.
How much heat does Silver 40 8mil reject?
Silver 40 8mil rejects 56% of total solar energy and 83% of infrared on single-pane clear glass, with a solar heat gain coefficient of 0.44. Madico treats these as typical values for that glass, not a promise for every window.
When does Silver 40 8mil make more sense than a clear safety film?
Silver 40 8mil fits glass that also has a sun problem, since it adds a 51% glare cut and a mirror-like outside that clear films lack. Clear safety films keep glass looking untouched. Pick silver when sun control is part of the job.
Madico Silver 40 8mil for Toronto glass that needs backing
NorthGuard installs Madico Silver 40 8mil on Toronto storefronts, offices and ground-floor glass where a broken pane is the worry. NorthGuard looks at the glass type, frame and edges first, because film choice depends on how the glass is held.
NorthGuard comes to you in The Junction, Greektown, Kensington Market and Leslieville: neighbourhoods known for main-street shopfronts with street-level glass. Mobile service covers the rest of Toronto and the GTA, with no showroom.
Madico Nova 70, our premium option
Madico Nova 70 is our premium option for sun and heat, a different job from Silver 40 8mil: Madico lists Nova 70 at 68% visible light transmitted, with 46% of total solar energy rejected.
The Nova promotion (ends December 31, 2026): 30% off supplied and installed, from 50 sq ft of glass.
See Nova 70, our premium optionMore Silver reflective solar and clear films from NorthGuard
NorthGuard also installs the other films in this Madico range, and each one has its own page.
All Madico films NorthGuard installsSafety window film in Toronto
Madico is a trademark of Madico, Inc. Warranty details on request. NorthGuard buys Madico film as a customer and is not a Madico dealer. Prices are per sq ft before HST, and NorthGuard confirms every total in a written quote after measuring.