Signals Defense Product Catalog
The 2026 Signals Defense catalog is here and contains information on our best selling Signals Defense products including: RF/IR window films, foils, tapes, paints, caulk, and Lockmasters RF/STC doors and locks.
Signals Defense requests your contact information in order for us to mail samples, email specifications, and download documents.
Building Shielding Experts
Thank you for considering Signals Defense for your building shielding needs. We are thrilled to share our product catalog for your reference. We have continued to expand our product line to cover all of your shielding requirements.
How to Improve Wireless Security and Performance Using Shielding
Do you ever get radio frequency (RF) interference in your office building? Competing wifi, cellular services, and other types of RF interference can wreak havoc in an area with large amounts of data being sent across the RF spectrum. The Federal Communications...
Maximizing Privacy and Safety with Window Film and Roller Shades
Safeguarding a business or organization from data theft via its radio (RF), infrared (IR), and electromagnetic (EMF) frequencies is important, but do you know how to do it and where to start? Window films are a great way to secure locations and prevent RF...
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3 Easter Court
Suite L
Owings Mills, MD. 21117