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.
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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.
Top Five Myths on RF Shielding a Building
When I’m at a party and the subject of my job comes up, I tend to hear a lot of crazy ideas. The range of theories I’ve heard on radio frequencies (RF) is hard to encapsulate in a blog, but suffice it to say that much of what I hear is factually inaccurate. This made...
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...
OFFICE LOCATION
3 Easter Court
Suite L
Owings Mills, MD. 21117