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.
Proven & Tested RF Shielding is Key to a Secure Facility
How secure is your office space? Typically, when people think of office security, they think of things like door locks, cybersecurity, and advanced theft protection systems. But arguably just as important as these three security measures is protecting electronic...
The Differences in RF Window Films
Are all RF Window Films The Same? The technology inside of commercial and residential window films has made tremendous leaps in the last few decades. These high-performance films are great for rejecting solar energy including UV and may only cost a few dollars per...
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Suite L
Owings Mills, MD. 21117