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.
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Why do you need a professional to measure RF?
Why you need a professional to measure RF Look around your office and you’ll likely easily spot several devices that emit RF, or radio frequencies. In fact, the likes of phones, computers, wireless networks, microphones, modems and more are all devices that emit RF....
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3 Easter Court
Suite L
Owings Mills, MD. 21117