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.
What is Radio Frequency (RF) Attenuation and How Can It Affect Your Life?
Merriam-Webster defines the verb attenuate as “to lessen the amount, force, magnitude, or value of, to weaken.” For radio frequencies or light waves, this refers to the way in which the strength of waves lessens while going through open air, walls, windows, the human...
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...
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Owings Mills, MD. 21117