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.

RF Shielding and National security

RF Shielding and National security

Securing Critical Infrastructure: The Role of RF Shielding in National SecurityFrom creating SCIF spaces where top-secret information is shared and discussed to enhancing data security measures to safeguarding confidential information, RF shielding technology plays an...

Spray-Lock SCIF Barrier Adhesive

Spray-Lock SCIF Barrier Adhesive

Revolutionizing Adhesion - One Spray at a Time To install wall panels and flooring materials, you need an adhesive that's strong, long-lasting and can offer the right type of bond to prevent detachment, while promoting a professional finish. While there are many...

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Owings Mills, MD. 21117