Bertrand Windows and Doors

MB-77HS

LIFT-AND-SLIDE BALCONY DOORS

The MB-77HS terrace door is characterized by excellent thermal properties, achieving a heat transfer coefficient of 0.84 W/(m²K). It meets the requirements of energy-efficient construction, making it an ideal choice for those who care about the energy efficiency of their home.

Air permeability

class 4, PN-EN 12207

Waterproof

class 9A, EN 12208

Thermal insulation UW

> 0.84, W/(m2K)

Resistance to wind load

up to class C4, EN 12210

  1. High thermal insulation – thermal transmittance coefficient of 0.84 W/(m²K), which meets the requirements of energy-efficient construction.
  2. Wind resistance – reaches class C4 according to the EN 12210 standard, which guarantees the stability of the structure even in strong gusts.
  3. Slim and light profiles – the doors have narrow frames, allowing for maximum interior lighting.
  4. Aesthetic adaptation – wide range of colours, enabling adaptation to various architectural styles.
  5. Intelligent functions – possibility of using the "HS e-Power" drive with obstacle detection system and load switch for greater comfort of use.
  6. Excellent acoustic insulation – the doors also offer a high level of protection against noise, ensuring comfort inside the home.

Terrace and balcony doors with high thermal insulation

 

The MB-77HS terrace door is characterized by excellent thermal properties, achieving a heat transfer coefficient of 0.84 W/(m²K). It meets the requirements of energy-efficient construction, which makes it an ideal choice for people who care about the energy efficiency of their home. Thanks to the use of various filling materials, thermal breaks and additional elements, these doors provide not only excellent thermal insulation, but also acoustic insulation. Additionally, achieving class C4 according to the EN 12210 standard, the MB-77HS door is exceptionally resistant to strong winds, guaranteeing the stability of the structure.

 

MB-77HS – durability, style and comfort for years to come

 

The MB-77HS aluminum profile system is a perfect solution for people looking for terrace and balcony doors with high functionality, safety and modern design. In addition to impressive technical parameters, these doors offer aesthetic and practical solutions, available in a wide range of colors, which makes it easy to match them to individual preferences and the architectural style of the building.

MB-77HS sliding doors are distinguished by their slim and light profiles, as well as large glass surfaces that provide maximum interior lighting. Additionally, the option of using a hidden "HS e-Power" drive with an intelligent obstacle detection system and a safe load switch further increases the comfort and safety of use.

 

 

Functionality, aesthetics, construction advantages

  • durable and slim profiles enable the construction of low-threshold doors with a leaf weight of up to 600 kg, height of up to 3.24 m and width of up to 3.3 m
  • available solutions with a narrow post, in which the visible width of the profiles at the door leaf joint is only 47.5mm or 50mm
  • door frames are available in two versions: 2-rail and 3-rail
  • convenient solutions with a low threshold and a flat threshold, flush with the terrace
  • possibility of making 90 and 270 degree corner doors with a movable post
  • a wide range of fillings, including the use of single- or double-chamber sets as well as thermal breaks and additional accessories and insulating inserts, allow for achieving very good thermal and acoustic parameters of the structure
  • glazing beads in three appearance versions: Standard (rectangular), Prestige (rounded) and Style (shaped)
  • the closed shape of the glazing beads and anti-burglary details allow for increased anti-burglary properties without changing any significant structural elements of the door
  • special shapes of the closing and glazing seals and appropriate fittings ensure high tightness to water and air penetration through the door
  • the profiles are adapted to the installation of many manually and automatically locked fittings available on the market
  • possibility of driving the door with the "HS-Master" automatic controlled by a button or remote control
  • possibility of using the hidden "HS e-Power" drive, equipped with an intelligent obstacle detection system and a load switch
  • safe use of even large and heavy doors thanks to the "Comfort close" mechanism available in the system
  • a high degree of compatibility with the MB-86 system enables aesthetic connections of the MB-77HS doors with windows and the use of common components for their production
  • available profile compensating ceiling deflections up to 20 mm and allowing adjustment of the horizontality of the upper door frame
  • a wide range of colours allowing the doors to be arranged in any and independent way to suit both external and internal surroundings

Product MB-77HS comes in the following versions

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