Rationel Doors

The door to your house is the gateway to your home. Your choice of entrance door and the way it looks influences your home's architectural expression. Therefore it is important that you carefully consider the opening and closing functions and the designs available from Rationel. Colour is another important aspect of expression to consider.

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Our guarantee for quality

Uncompromising quality characterises all Rationel windows and doors. It is our guarantee to you that the durability of Rationel windows and doors are among the best on the Danish marke.


Minimum maintenance

On our Aluclad (timber / aluminium) window the outside of the window is protected with an alumiunm cladding. If you choose a timber/aluminium window then you can look forward to minimum maintenance.


Save the energy

You are guaranteed to keep in the heat and save on energy with energy-efficient windows from Rationel. You will get the optimal solution with our PREMIUM version, which sets the standard for energy optimization.



Here at Rational we want to make sure that you sleep peacefully at night knowing that your home is safe from intruders. Rationel windows and doors are tested and marked according to several national and European standards, including ’Secured by Design’.


Explore our quality windows and doors in one of our showrooms. Find the one nearest to you.


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