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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Is There Really Such Thing as a One-Way Mirror?
If you've ever watched a crime show, then surely you've seen interrogation scenes that depict police officers questioning suspects in special rooms inside headquarters. These rooms usually consist of what seems like one-way mirrors, so that other officers and...
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