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.
Business Risk from Drones and Wifi Imaging
In a little noticed development last week, the Pentagon announced new guidelines allowing military installations to take down drones that fly near or over military sites. While rules of engagement as well as the actual countermeasures in use remain classified, the...
The Science of RF/IR Window Shielding: How It Works
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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Owings Mills, MD. 21117