Most people understand how window film can provide benefits such as preventing glare and providing privacy but one of the latest products available is signal defence window film. This is applied to glass to stop the misuse of cell phone signals and Wi-Fi equipment. Until recently this was mostly used by governments and large corporations but now it is common for even small businesses to install this product as a means of keeping industrial secrets.

Spectrum Films has been established for a number of years and is a family run concern that operates in and around the county of Derbyshire. The many benefits of window film have become more obvious as a means of making employees safer and more secure and signal defence window film is another aspect of that safety. Business information is very valuable and if a disgruntled ex-employee or a business rival wants to obtain details about a new  project, your business could suffer. In this case the application of signal defence window film could prove to be essential. Even the most secure computer systems can be hacked but using this product will prevent the leakage of electronic device signals through the glass.

How Is Window Film Fitted?

At Spectrum Films we employ experts who will fit window film of any kind. The window is cleaned before application and a special adhesive is used that makes a secure bond but is simple to remove when required. The film only needs cleaning with normal soap and a soft cloth and the price will be dependant upon the size of the window(s). Every job that we carry out comes fully guaranteed and signal defence window film will prevent hackers from accessing your Wi-Fi transmissions.

Our professional installers of window film are committed to delivering the highest standards of workmanship and we have an excellent after sales service. Protecting the interests of our clients is a high priority as is delivering the best possible customer service. Signal defence window film in Derbyshire can prevent loss of electronic data and could help to secure your business from unauthorised parties who may wish to cause damage to your company.

If you feel that this kind of product would help your business we will give you a free quote for signal defence window film. Ring us on 01246 280 546 or 07737 158 462. We welcome email enquiries at or you can use the form on the website at