Frequently Asked Questions

To see an answer, simply select the question below.

Does it really matter which window film I choose? Are 3M™ Window Films really better than other window films?
Does 3M make its own window films?
I have heard that window film can cause window glass to crack. Is this true?
Can window films cause seal failure when applied to insulated double-pane windows?
Is solar energy rejection by window film harmful to indoor plants?
Will 3M™ Window Films prevent fading of my home furnishings?
Does the ultraviolet protection in 3M™ Window Films lose effectiveness over time?
When selecting window film, should I always choose the window film with the highest published or rated performance?
How long does it typically take to recover an investment in window film through energy cost savings? What is the payback period?
How long do 3M™ Window Films last?
What is the warranty for 3M™ Window Films?
An online mail order window film distributor’s website says installing window film is easy. Why can’t I just buy some window film online and install it myself?
I have found negative information about 3M™ Window Films on the websites of companies selling other window film brands. Who should I believe?
How is 3M™ Window Film applied?
How long do 3M™ Window Films take to dry?
How do I clean my 3M™ Window Films?
How do 3M™ Sun Control Films work?
How do 3M Low E Window Films work?
Why do commercial customers have 3M™ Window Films applied to their buildings?
How do 3M Safety and Security Window Films work?
Is it possible that 3M Safety and Security Window Films might keep the glass in my windows from breaking?
Are 3M Safety and Security Window Films hurricane-proof, earthquake-proof, explosion-proof, or bullet-proof?
Can 3M Safety and Security Window Films prevent break-ins?