Tambest oy | defence industry
RF-shielded
glass
Applications:
Server rooms, data centers, secure meeting rooms and government infrastructure
Tambest RF-shielded glass is a high-performance protection solution engineered to meet the challenges of modern signal intelligence and electromagnetic interference.
The glass is based on advanced attenuation technology that creates an effective electromagnetic barrier while maintaining high optical transparency.
It is specifically designed for environments requiring TEMPEST-level protection or where RF (Radio Frequency) signal leakage and external EMC (Electromagnetic Compatibility) interference must be eliminated.
Structural features
Electromagnetic Shielding
Advanced attenuation technology creates an effective electromagnetic barrier that prevents RF signal leakage and protects facilities against external EMC interference.
Faraday Cage Structure
Thanks to its structure, the glass functions as part of a Faraday cage, preventing unauthorized wireless data transmission, including Wi-Fi, cellular and radio frequencies, in both directions.
Protection for Critical Communications
The highly efficient attenuation structure ensures the integrity of critical communications and protects against technical eavesdropping without compromising architectural appearance or mechanical security.

RF- and EMC-tested structures
A range of glazing products has been developed for various application requirements and tested using RF EMC chamber measurements across the 500 MHz – 50 GHz frequency range.
The glass solutions have been tested at the University of Oulu 6G research center.
• RF EMC chamber measurements
• Frequency range 500 MHz – 50 GHz
• Tested at the University of Oulu 6G research center
TAMBEST OY | DEFENCE INDUSTRY
Tambest RF-shielded glass is designed for environments where electromagnetic protection and secure data transmission are critical requirements.

Bullet-resistance glass
Blast-resistant glass
RF-shielded glass
Forced-entry resistance glass
Arctic expertise
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Application-Specific Design
Solutions engineered to meet the technical requirements of each application.
Standards-Compliant Quality
Our products comply with international standards and testing requirements.
Solutions for Demanding Environments
We deliver solutions for challenging and international operating environments.
We do not publish images of our customers’ products on our website. Some of the illustrative visuals have been created using AI-generated imagery to demonstrate application environments.