NORTHGUARDWINDOW FILM(437) 217-3456 ↗Heavy sun control with a thicker hold-together film
The darkest silver shade in the heavier build.
NorthGuard installs Madico Silver safety film in the darker shade and heavier build, a dark reflective film that holds broken glass together. West-facing offices and ground-floor glass get strong sun control and daytime privacy, with dim rooms on cloudy days.
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
- 17%
Madico's published typical values, measured on single-pane 6 mm clear glass. Full specifications and sources
The broken-glass risk Silver 20 8mil is built for
Madico Silver 20 8mil is for glass where a broken pane would be a hazard or an easy way in. Glass that takes the full afternoon sun is hard to sit behind, and the same glass is a hazard if it breaks. One film that handles both saves layering products.
How Silver 20 8mil is built and what it does
Silver 20 8mil cuts glare by 81%, rejects 95% of infrared and holds the solar heat gain coefficient to 0.23. The film is 0.010 inch thick with a listed break strength of 200 pounds per inch of width. Madico describes the Silver safety line as holding broken glass together.
Where Silver 20 8mil fits best
NorthGuard suggests Madico Silver 20 8mil for jobs like these.
- West-facing offices where the blinds stay closed and a dim interior is acceptable.
- Ground-floor glass that wants strong daytime privacy, with 56% of visible light reflected outward.
- Stockrooms, labs and back offices near glass where sun control and film strength both count.
- Projects that already ruled out the lighter Silver 40 shade.
What Silver 20 8mil will not do
Madico Silver 20 8mil has limits that NorthGuard states before any quote.
- At 17% visible light, rooms get dark on cloudy days and may need more indoor lighting.
- The strong mirror finish shows from outside by day and reverses at night when interior lights are on.
- Madico lists break strength only, with no puncture or tear numbers, and a pane can still break.
Get a Silver 20 8mil quote from NorthGuard
NorthGuard checks your glass on site, confirms that Silver 20 8mil suits it and sends a written quote.
Silver 20 8mil specifications from Madico
Madico publishes these values for Madico Silver 20 8mil, part RS 20 PS SR 8MIL.
| Property | Madico value | Source |
|---|---|---|
| Visible light transmitted | 17% | 1 |
| Visible light reflected, exterior | 56% | 1 |
| Visible light reflected, interior | 58% | 1 |
| Glare reduction | 81% | 1 |
| Total solar energy rejected | 77% | 1 |
| Solar energy transmitted | 12% | 1 |
| Shading coefficient | 0.27 | 1 |
| Solar heat gain coefficient | 0.23 | 1 |
| Ultraviolet rejected | 99% or more | 1 |
| Infrared rejection | 95% | 1 |
| U-factor | 0.88 | 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 |
- 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 20 8mil questions and answers
NorthGuard answers these questions about Madico Silver 20 8mil with Madico's published data.
How does Silver 20 8mil differ from Silver 20 4mil?
Silver 20 8mil is a 0.010 inch film with 200 pounds per inch of width break strength, while the 4 mil build lists 100. Visible light is 17% against 18%, so the shade is nearly the same. Film thickness is the main change.
How much glare does Silver 20 8mil remove?
Silver 20 8mil reduces glare by 81% on single-pane clear glass. With only 17% of visible light passing, screens and desks stay readable in strong sun. The trade is a darker room.
Is Silver 20 8mil good for privacy?
Silver 20 8mil offers strong daytime privacy because 56% of visible light is reflected outward on the exterior side. A dimmer room behind a bright mirror is hard to see into. That advantage fades once interior lights come on at night.
What solar numbers does Silver 20 8mil list?
Madico lists 77% total solar energy rejected, a shading coefficient of 0.27, a solar heat gain coefficient of 0.23 and 95% infrared rejection. These come from readings on single-pane 6 mm clear glass. Madico calls them typical properties, not a specification.
Madico Silver 20 8mil for Toronto glass that needs backing
NorthGuard installs Madico Silver 20 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 Leslieville, Roncesvalles, Parkdale and Bloor West Village: 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 20 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.