System catalog

MB-86N Aluminum Window & Door System

More depth. More capability. More performance. Wide thermal breaks and deeper construction for larger openings, demanding loads and stronger thermal requirements.

MB-86N large window installation, exterior
Where it fits

ST and SI thermal versions, matched to project performance.

High-performance custom homes
Multi-family developments
Larger window openings
Commercial projects
Mixed-use buildings
Heavy or specialized glazing
Demanding wind & weather
Window-and-door combinations
MB-86N profile section, exploded
What changes inside the frame

Two windows can look identical and perform very differently.

Wide thermal breaks separate interior and exterior aluminum zones. A two-component central gasket improves sealing between sash and frame, and the profile geometry accepts triple-glazed, acoustic and enhanced-security glass packages.

Technical specifications

Current ALUPROF U.S. system data.

Design pressure
±2880 Pa (±60 psf)
Air infiltration
Up to 0.4 L/s/m² (0.08 cfm/ft²)
Water penetration
720 Pa (15 psf)
Wind-load resistance
Up to Class C5 (windows)
Thermal variants
ST and SI
Glazing capability
Triple, acoustic & security glass
Security rating
Up to RC4 depending on construction

Final performance depends on the complete fabricated assembly and project configuration.

Designed around intent

Concealed hardware. Specialty glazing. Architectural finish.

Fixed, operable and combination assemblies, coordinated with concealed hardware for cleaner interiors and powder-coated finishes selected to complement the surrounding façade.

See all customization options →

Vitraz turns the engineered ALUPROF system into the finished, project-specific assembly, dimensions, glass, hardware, finish and fabrication coordinated here, not locked into an imported unit months earlier.

Technical documents

Specify from the source documents.

ALUPROF’s own system leaflets, approvals and test reports for MB-86N.

System catalog

Specify MB-86N for your project.

Send us your elevations, sizes or window schedule and we'll help determine whether MB-86N is the right system for the project.

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