High quality windows and doors

Rationel bespoke windows and doors are available in timber or timber clad with aluminium.

Traditional Timber Frame Products

Rationel’s DOMUS, PATUS and AURA range of timber windows and doors are designed especially for those who appreciate a natural look inside and out but still require the same energy efficiency as modern composites. They are available in both standard and bespoke sizes and shapes, and come in a variety of colours and styles.

Modern Composite Aluminium Frame Windows & Doors

Offering several ranges for those who love natural timber but want easy maintenance, Rationel’s timber/composite windows and doors are the ideal solution for modern homes and commercial office buildings. Timber is the predominant material, with an external aluminium cladding. Suitable for low energy buildings, these windows are highly energy efficient and provides additional climate protection with minimal maintenance.

Design & Colour Options

Rationel’s products are available in a range of standard styles and sizes, or customised for both refurbishments and new build projects. Along with a range of standard colours and stains, Rationel can also provide virtually any colour you specify from a RAL chart to match the overall look of your project.

Advantages of Alu Clad Timber Windows

Our bespoke composite windows consisting of alu-clad timber have a list of advantages, the most important are:

  • Low maintenance
  • Natural look inside
  • Long lifetime
  • Protection against the weather

Advantages of Timber Windows

Our bespoke timber windows have a list of advantages, the most important are:

  • Sustainable material – can be re-used
  • Easy to maintain
  • Natural, beautiful look

Shaped windows

In addition to our regular styles, we manufacture bespoke shaped units to fit a range of unique openings. Curved, circular and slanting units are available in all of the Rationel product ranges.

For peace of mind a consulting service is also available to provide specialist design drawings and structural calculations for even the most complex window or façade installations.

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Windows

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Doors

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Durability

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Design