MB-77 HS

MB-77HS lift-and-slide doors are a top-tier choice for seamlessly joining interior spaces or conservatories with outdoor zones like terraces, balconies, or gardens.

Thanks to their quiet, fluid sliding motion, they effortlessly extend living areas to the outside, letting in natural light and fresh air. Their design allows the sash to glide without invading internal or external space, making them ideal where saving room matters. With high thermal insulation and tight sealing against wind and rain, MB-77HS meets all the essential standards for energy efficiency.

Depth of installation 77 mm
Uw 1.5
Chambers 3
Maximum sash weight 400 kg
Guiding rails 2-3
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Glazing with glass units: up to 58.5 mm
Frame with the construction depth: 174 mm (2-rails), 271 mm (3-rails)
System with thermal breaks
We lacquer in the full RAL K7 colour palette and, on request, in other colours (use powder code)

Premium performance in a space-saving design

Available in two thermal variants — ST and HI — this system supports expansive openings and accommodates both double and triple glazing. Its profile design allows for large-format structures while maintaining excellent thermal and acoustic performance. Proven through rigorous testing, MB-77HS is a reliable, low-maintenance solution for both residential and commercial buildings.

Doors colors

RAL 1xxx – yellow
RAL 1000
RAL 2xxx - orange
RAL 2000
RAL 3xxx - red & pink
RAL 3000
RAL 4xxx - purple & violet 
RAL 4001
RAL 5xxx - blue 
RAL 5000
RAL 6xxx - green
RAL 6000
RAL 7xxx - grey
RAL 7000
RAL 8xxx - brown
RAL 8000
RAL 9xxx - black & white
RAL 9001
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