Large thermal aluminium sliding doors opening onto a modern living room

Doors

Thermal Aluminum Doors

Thermal-break aluminium doors that deliver strong insulation, weather resistance, security and a sleek modern look.

  • 5types
  • Systems byAlumil
  • Made to measure

Key benefits

Thermal Aluminum Doors

Thermal-break aluminium entrance, patio and balcony doors by MK AluPlast. Better insulation, stability and security with Alumil systems.

  • Thermal break

    An insulating barrier between the inner and outer frame reduces heat transfer and improves comfort all year.

  • Security and stability

    Excellent structural stability and security for entrances and other high-use openings.

  • Weather resistance

    Built to perform reliably in all seasons and conditions.

  • Slim, modern design

    The strength, slim sightlines and contemporary appearance aluminium is known for.

Upgrade your property with thermal aluminium doors designed for modern living, energy efficiency and long-term durability. Combining sleek aesthetics with advanced insulation technology, they help reduce heat loss, improve indoor comfort and give your home or building a clean, contemporary look. They are an ideal solution for residential, commercial and renovation projects where performance, security and style all matter.

Thermal aluminium doors are high-performance door systems made with aluminium profiles that include a thermal break. This barrier separates the inner and outer parts of the frame, reducing heat transfer between indoor and outdoor environments. The result is better insulation, improved energy efficiency and greater comfort throughout the year.

Unlike standard aluminium frames, thermal systems are specifically engineered to provide stronger thermal performance while maintaining the strength, slim sightlines and modern appearance that aluminium is known for. They also offer excellent stability, weather resistance and security, making them a reliable choice for entrances, patio doors, balcony doors and other high-use openings.

Available types

Explore the range

Select a system to see its key figures, technical data and features.

Alumil M1100001 / 05

Alumil M11000

A reliable thermal aluminium system for projects that require durability, functionality and a modern appearance.

Minimum visible width (frame + vent)
61mm
Sash depth
70mm

Technical data

Thermal insulation
yes
Exterior shapes
classic, curved, flat
Panel type
aluminium
Glazing
single, double, triple
Alumil S6702 / 05

Alumil S67

Clean design, solid insulation and reliable performance, with a flat exterior look and support for advanced glazing options.

Minimum visible width (frame + vent)
67mm
Sash depth
67mm

Technical data

Thermal insulation
yes
Exterior shapes
flat
Panel type
aluminium
Glazing
double, triple
Alumil S7703 / 05

Alumil S77

A high-performance system with flat and curved exterior options, offering flexibility for different architectural styles.

Minimum visible width (frame + vent)
122mm

Technical data

Thermal insulation
yes
Exterior shapes
flat, curved
Panel type
aluminium
Glazing
double, triple
Alumil S56004 / 05

Alumil S560

A modern thermal aluminium system developed for flexibility and performance, combining visual elegance with everyday functionality.

Minimum visible width (frame + vent)
122.5mm
Sash depth
56mm

Technical data

Thermal insulation
yes
Exterior shapes
flat
Panel type
aluminium
Glazing
double, triple
Alumil S35005 / 05

Alumil S350

A practical and attractive thermal aluminium solution suitable for a wide variety of applications.

Minimum visible width (frame + vent)
102mm
Sash depth
35mm

Technical data

Thermal insulation
yes
Exterior shapes
flat, curved
Panel type
aluminium
Glazing
double

Planning a renovation or a new build?

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