3M Safety S40 - Exterior Safety Window Film

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Safety S40 - Exterior

Increases personal safety from flying or broken glass

Deters smash and grab burglaries

Increase protection from windstorms, blasts and earthquakes

Increases personal safety by minimizing flying glass

Reduces fading from UV light. Furniture and fabrics have a longer acceptable life

3M Safety S40 - Exterior Safety Film

Safety S40 Exterior is designed for use on the exterior surface of windows. It is composed of a transparent and weather stable polyester film, scratch resistant surface and a strong acrylic adhesive. The films high tensile strength and elongation at break point  increases resistance of the glazing system to impact and pressure. The film also significantly reduces the transmission of UVA and UVB rays which are the main cause of fading.

Light transmission values on various glass substrates

Single Pane Window88%
Single Pane, Tinted Window53%
Insulated Window78%
Insulated & Tinted Window 47%

3M Safety Films provide effective protection from injuries to persons, or damage to items caused by fragments of broken glass. In the case of glass breakage the fragments are held together by the strong acrylic adhesive. A clear 4 mil (.004”) safety film that is ideal for areas where interior application is not possible.

Safety S40 - Exterior

Product Performance


SH4CLARL Single Pane Single Pane/Tinted Double Pane Double Pane/Tinted
  single pane single pane/tinted dbl pane dbl pane/tinted
Solar Heat Reduction
4%
3%
2%
2%
Heat Loss Reduction
0%
0%
0%
0%
Glare Reduction
5%
4%
12%
8%
UV Blocked
99%
99%
99%
99%
Total Solar Energy Rejected
21%
38%
31%
50%

Technical Data


Glass Type
Applied Product
Shading Coefficient
Visible Light
Emissivity
"U" Value
 
Reflected
Transmitted
singlepane
None
0.94
8%
88%
0.84
1.06
SH4CLARL
0.90
9%
88%
0.84
1.04
singlepane2
None
0.69
5%
50%
0.84
1.06
SH4CLARL
0.71
6%
53%
0.88
1.04
dblpane
None
0.81
14%
78%
0.84
0.50
SH4CLARL
0.79
15%
78%
0.84
0.48
dblpane2
None
0.55
8%
45%
0.84
0.50
SH4CLARL
0.58
9%
47%
0.84
0.48

Learn More

About 3M™ Exterior Safety Window Films