Slim-profile casement design with advanced thermal performance

MB-79N CSF casement

MB-79N CSF is a premium outward-opening casement system engineered for the UK and Ireland, offering slim aesthetics, strong insulation and exceptional versatility. Available in flush and non-flush variants—with an innovative hybrid hinge supporting up to 80 kg—it delivers refined design, high energy efficiency and reliable performance for residential and commercial projects alike.

MB79NCSF

Three-stage drainage system

The ATF 50EI system offers three levels of drainage, ensuring effective drainage and optimal protection of the structure from moisture and adverse weather conditions.

Continuity of the shell seal with different glazing packages

The ATF 50EI system ensures the continuity of the shell gasket, regardless of the differences in the thickness of the glazing packages, which guarantees high tightness, durability and optimal insulation performance of the entire structure.

Modern fireproof inserts in metal matrix

Innovative fireproof inserts in the metal matrix increase the rigidity of the structure, improve its stability and facilitate installation, while ensuring a high level of fire protection.

Superior thermal efficiency

The system is characterized by excellent thermal performance, providing high thermal insulation, energy efficiency and comfort in modern buildings.

ATF 50EI

Comprehensive fire protection and excellent sealing performance.

The system allows the construction of flat walls with fire resistance of EI 30 and EI 60, as well as skylights with REI 20 and REI 45, ensuring a high level of fire safety.

Thanks to the solutions used, the system also guarantees excellent waterproofing and resistance to air permeability, making it an ideal choice for buildings with higher insulation and security requirements.

Parameters and details

 
Width of column and transom sections 50 mm
Depth range of column and transom sections 0-170 mm
Glazing range up to 64 mm
Load bearing capacity of glass Up to 540 kg
Thermal insulation U of the section from 0.6 W/m2K
Fire resistance class EI 30, EI 60
Fire resistance of skylights based on ATF 50EI REI 20, REI 45
Air permeability AE 1500 Pa
Waterproof RE 2400 Pa
Wind load resistance 2400 Pa
Impact resistance Class E5/I5
Safety tests ±3600 Pa

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Our process is a combination of expert knowledge, cutting-edge technology and a customized approach, so you get solutions that stand out in quality, functionality and design. Our team of experts will help you identify your needs, advise you on the best solutions and create a concept that fits perfectly into your project.