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.
When Does Blocking a Signal Help Your Cell Phone Connection?
Did you know that 80 percent of all mobile telephone usage is indoors? I was surprised when I first heard this, but then I thought about it – my mobile phone has replaced my landline, and even in my office I typically take most calls on my cell phone. This fact, along...
7 Reasons to Use EMCoat RF Paint for Secure Office Space
Whether you're looking to create a SCIF (sensitive compartmented office facility) in your building or just want to enhance the protection of your digital data from outside threats, there are plenty of ways to do it. These solutions, from RF/IR window films to foils,...
OFFICE LOCATION
3 Easter Court
Suite L
Owings Mills, MD. 21117