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Arcas Gruber designs and manufactures metal security doors for highly sensitive environments where controlled access, structural resistance, and certified protection are mandatory. These doors are engineered for institutional, military, and governmental facilities requiring reliable defence against intrusion, ballistic threats, and forced entry.
Our metal doors comply with recognised European and international standards, including EN 1627 for burglary resistance, EN 1522/1523 for ballistic protection, and optional EN 1634 fire-resistance certification, ensuring full compliance across Europe and the United Kingdom.
High-Security Metal Doors Certified to European Standards
Arcas Gruber metal doors are designed for environments where conventional doors are insufficient. Depending on configuration, these doors are certified under EN 1627 (RC classes) for resistance to forced entry, EN 1522/1523 for ballistic protection (BR2 to BR6), and optionally EN 1634 for fire resistance.
The EN 1627 standard is recognised across Europe and the UK (BS EN 1627), making our doors suitable for international security projects and public tenders.
Designed for Indoor and Outdoor Installation
Our metal doors can be installed in both interior and exterior locations:
- Exterior doors: enhanced thermal insulation, weatherproof seals, and corrosion-resistant finishes.
- Interior doors: optimised for ballistic resistance, forced-entry protection, or access control within secured zones.
Core Materials and Structural Design
- Reinforced steel sheets with variable thickness depending on security level.
- Armoured internal fillings, including:
- Anti-ballistic composite panels
- Fire-retardant concrete matrix
- High-density honeycomb kraft cores
- Thermal insulation cores (polyurethane or polystyrene)
- Optional bullet-resistant glass viewing panels (BR2 to BR6).
Security Ratings and Certifications
Depending on the project requirements, Arcas Gruber metal doors can be manufactured and certified to:
- EN 1627 – Resistance to forced entry (RC classes).
- EN 1522 / EN 1523 – Ballistic resistance against firearms.
- EN 1634 – Fire resistance (optional).
Typical Applications
These doors are engineered for critical and institutional environments such as:
- Military bases and defence facilities
- Police stations and command centres
- Courthouses and government buildings
- Embassies and consulates
- Prisons and high-security detention centres
- Critical infrastructure access points
Standard and Optional Features
- Anti-leverage steel frames with reinforced anchoring systems.
- Multi-point locking mechanisms with high-security cylinders.
- Bulletproof vision panels (optional).
- Surface-mounted or concealed hinges.
- Integration with alarms and access control systems.
Integration with Other Armoured Solutions
Metal doors are frequently integrated into larger security projects alongside:
Engineering, Manufacturing and Installation
All Arcas Gruber metal doors are manufactured under ISO 9001 certified processes. Installation is performed by qualified professionals to ensure structural integrity, certification compliance, and long-term reliability.
Request Technical Advice
If your project requires certified metal security doors with burglary, ballistic, or fire-resistant properties, our technical team will support you from specification to final installation.
Contact our security specialists for tailored solutions and detailed technical proposals.



