LR5500D-FRFire Resistant Door System
A thermally broken aluminium door system developed for projects where fire safety is a priority.
- EI90 fire resistance performance
- 77 mm frame and sash depth
- 10–59 mm glass thickness
Fire Safety. Architectural Integrity.
High fire resistance, a robust profile structure and hardware suitable for heavy-duty use come together in a secure door solution aligned with contemporary architecture.
Fire Protection
With the specified components and correct application conditions, the system supports fire integrity and thermal insulation for 90 minutes.
Durable Profile Structure
Its durable, long-lasting aluminium profile structure provides reliable performance in high-security projects.
Thermally Broken Design
A 34 mm thermal break and fire-resistant glass options contribute to the system’s overall performance.
Suitable for Heavy-Duty Use
A precision-engineered hinge mechanism and door hardware suitable for heavy-duty use ensure controlled and reliable operation.
A dedicated door solution for safety-critical buildings.
LR5500D-FR offers a functional and aesthetically refined door solution for public buildings, hospitals, educational facilities, hotels, commercial buildings and similar projects requiring a high level of security.
EI90 performance depends on the system being installed with the specified components, approved glass combinations and under the correct application conditions.LR5500D-FR Technical Details
Click the images to view the horizontal and vertical system sections in full size.
TECHNICAL SPECIFICATIONS
- Frame Depth77 mm
- Sash Depth77 mm
- Visible Sash Height70 mm
- Thermal Break Width34 mm
- Glass Thickness10–59 mm
- Fire Resistance ClassEI90
Technical and fire performance values may vary according to dimensions, glass combinations, system components and application details. Contact our specialist team for project-specific solutions and compliance information.
Manufacturing and certification responsibility
Manufacturing and certification of the LR5500D-FR system are the responsibility of ASOSFIRE.
Fire resistance performance must be evaluated within the scope of the system components, glass options, accessories and application conditions defined in the certification documents.
Let’s determine the right LR5500D-FR solution for your project together.
Consult our specialist team for door dimensions, fire-resistant glass selection, hardware, hinges and application options.
Technical Documentation Portal
Access system CAD files, detailed technical documentation and technical PDFs in one place with your approved account.
Portal access becomes available after your membership request has been approved by Linea Rossa.