Fire Rated Doors

High-Performance Fire Rated Aluminium Door Systems

THWC Fire Rated Windows & Doors designs, supplies and installs fire rated aluminium door systems for commercial, public sector and multi-occupancy buildings.

Designed for demanding architectural environments, our systems support fire safety strategies while maintaining design flexibility.

Widely specified across the construction industry, these systems combine tested fire performance with compatibility across modern aluminium glazing applications.

Fire Rated Hinged Door Systems

Fire rated hinged door systems are available for internal and external applications, in both single and double leaf configurations.

Designed for integration with fire rated partition walls and façade systems, supporting consistent compartmentation across complex building envelopes.

Key system characteristics include:

Fire resistance classifications from EI30 to EI90
Single and double leaf configurations
Compatibility with fire rated aluminium glazing systems
Suitable for use within fire resistant curtain wall assemblies (MB-SR50N EI and MB-SR50 EI systems)
Hinged door leaf sizes up to 1.4m x 3.0m

Technical Specification	System
Depth of wall & door frame	78 mm
Depth of leaf	78 mm
Width of wall & door frame	51 mm / 72 mm
Width of door leaf profiles	72 mm / 51 mm
Glazing range	8 – 49 mm

Technical Parameters	System
Air Permeability	Class 2, EN 12207:2001
Watertightness	Class 5A, EN 12208:2001
Fire resistance	Classes EI 30, EI 60, EI 90 in accordance with EN 13501-2
Thermal insulation (coeff. )	from 1,6 W/(m2K)
Acoustic Insulation (Rw)	up to 41 dB

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Door without threshold – MB78EI doors cross section in MB-SR50 El facade

Door without threshold – bottom leaf with drop seal

Door without threshold – bottom cross section with threshold

Door without threshold – bottom cross section

Door without threshold – angle joint of the fixed wall 90

Door without threshold – angle joint of the fixed wall 135

Door frame and door leaf with CI infills

Door frame and door leaf cross section

Max. dimenstions of the wall segments 3

Max. dimenstions of the wall segments 2

Max. dimenstions of the wall segments

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Fire Rated Automatic Sliding Doors

Fire rated automatic sliding doors provide a high-performance solution for controlled access routes within fire rated environments.

These systems are designed for automatic operation and are available in both single and double leaf configurations, supporting applications where ease of access and movement control are critical.

Designed for reliable operation within fire rated aluminium glazing systems in commercial environments.

Key system characteristics include:

Automatic sliding operation
Single and double leaf configurations
Compatibility with fire rated system assemblies

Technical Specification
Section Detail

Max. dimensions of the structure in clear opening
Height of a single and double leaf door	up to 2450mm
width of a single door	up to 1100mm
Width of a double door	up to 2125mm

Upper sliding door cross section

Lateral sliding doors cross section

Speak to Our Technical Team

If you are specifying fire rated doors or sliding systems, THWC Fire Rated Windows & Doors can provide technical guidance, system selection support and project pricing.

Upload your drawings or contact our team to discuss your requirements.