Thermally broken door frames are fast gaining popularity among builders and interior professionals developing sky rise buildings and residential places. But what is the reason behind this inclination? Let us read on to know more about Thermal Break and its use in insulating our homes.

How does heat energy gets transferred?
Heat or thermal heat energy gets transferred via a material in three different manners, namely:
1. Conduction is essentially the procedure where heat is exchanged through materials that touch each other.
2. Convection is the process where liquids or gases circulate to exchange thermal energy.
3. Radiation transfers heat energy through high-frequency waves such as ultraviolet light, visible light or microwaves at a distance.

Why is insulation important?

Windows and doors by and large account for roughly one-third of the outside wall area of your house. In today’s time, we are extremely energy conscious and endeavour to keep our houses at an agreeable year-round temperature, cool in summer and warm in winter. Nowadays, new houses are required to comply to thermal efficiency standards by the government as well. To help encourage this; roofs, walls and floors are insulated and the windows are double glazed. A regularly neglected region of potential heat loss or gain is the simply the door or window frame itself.
The frame can extraordinarily influence the actual energy efficiency of any door and window – including the energy efficiency of double glazed systems. Furthermore, efficient roof and wall insulation will have a significantly greater effect to the general insulation of your office, home or building.

Is aluminium good for insulation purposes?

Aluminium, however, is a very poor insulator itself since it is highly conductive. Standard aluminium is a decent conductor of cold and heat implying that one can gain or lose a lot of heat via the frame of the door. This property of aluminium makes the door frame itself in charge of energy loss despite the double glazing.
Regardless, most of the houses built nowadays extensively use Thermal Aluminium Doors and Thermally Broken Sliding Doors. There are many explanations behind this, including low upkeep, wide colour choice, dimensional stability, long life, security, strength, and cost competitiveness.

What is Thermal Break?

Thermal Aluminium Doors and Thermally Broken Sliding Doors have frames that are insulated against cold and heat conduction. A material of low thermal conductivity is embedded within in order to diminish heat transfer. This is done by isolating the outside metal parts from within with a material which decreases the amount of cold or heat exchanged via the frames. This feature or element is called “thermal break”.

Thermal Aluminium Doors and Thermally Broken Sliding Doors deliver many benefits, one, in particular, is enhanced thermal performance. Besides the advantages of aluminium such as quality, strength, sturdiness, and stability, the downside of thermal conductivity issues stands covered. This makes thermally broken aluminium a perfect answer for high-end residential projects and commercial building applications where huge, complex arrangements are required.

How are aluminium frames insulated?

The energy lost through aluminium frames can be diminished by indicating insulated aluminium frames or Thermally Broken systems. This is accomplished by utilizing either insulating polymer or polyamide insulating thermal strips. A thermal break is required to be added to the frame. The thermal break works in relationship with double (and even triple) glazing by providing an insulating barrier inside the frame limiting the exchange of energy (cold or heat) through the frame. Thermal break innovation features a strengthened polyamide bar between the outside and inside aluminium profiles, making an insulated obstruction inside the window frame. This will conduct cold, heat as well as noise slower by a thousand times in comparison to standard aluminium. Thermal Aluminium Doors and Thermally Broken Sliding Doors, in fact, have the capacity to stop noise as high as up to 80%.

  • Resistance – Aluminium is better in comparison to most of the alternatives like wood or glass, which will either rot or break respectively. Aluminium does not warp, rot, rust or stick.

  • Low Maintenance – Aluminium frames are popular for their comparatively maintenance free feature and require just some water washing and clean wiping most of the times.

  • Sound Proof - Thermal aluminium doors are exceptionally successful in not permitting noises from outside. In the same manner, sounds from inside the house won't go outside.

  • Modern Appearance - The look of aluminium additionally is exceptionally slick and thin thus fitting well to the cutting edge modern outlook. The ultra-thin fitting goes well with any décor and design of the house.

  • Strength - Despite looking very thin, aluminium is an exceptionally strong material.

  • Durability - Aluminium door frames keep going for long periods, normally since they are not influenced by any issues like spoiling and rusting.

  • Security - Aluminium doorways can be attached with sturdy locks which help prevent thefts and robberies and one can be rest assured of having any break-ins.

  • Color - They are easily accessible in a wide range of colors. Scopes of colors that can be utilized for purposes of frames are numerous. Since they are powder coated, they are effortlessly made colorful and can be tailor-made to suit to any type of décor or design.

  • Styles - In addition, various different styles are accessible for people to choose from according to their taste and outline of their house including traditional, stacking, bi-folding, and sliding.


Uw from 0,9 (W/m2K)
Please consult typology, dimensions and glass

Accoustic insulation

Maximum glazing: 54 mm.
Maximum accoustic insulation Rw=43 dBa


Possiblity of dual colour
Colour powder coating (RAL, mottled and rough)
Wood effect powder coating
Anti-bacterial powder coating


Frame 180 mm.
Sash 69 mm.

Profile thickness

Door 2,0 mm.

Polyamide strip lenght from 18 mm. to 40 mm.

Opening possibilities

Maximum weight/sash

400 kg Manual
700 kg Motorized

Maximum dimenshion/sash

Width (L) = 4.000 mm.
Height (H) = 4.000 mm.
Glass surface < 14 m2

Please consult regarding maximum weight and dimensions for other opening types.

Our Work

Structural Glass Roofs

Glass Roof, Roofights


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