Suppliers of: Composite Timber Windows, composite Timber doors, domestic timber windows, domestic timber doors, Composite timber Sliding doors, composite timber patio doors, aluminium clad timber windows, high performance timber windows, high performance timber doors.

Rationel Windows and Doors supply high performance timber and timber composite windows & doors. Ranges cater for residential, commercial and public sector projects. Rationel Windows is the leading supplier of windows and doors for Passive House Construction and low-energy building in Scandinavia.

Rationel Windows and Doors provide the following ranges:

DOMUS Timber windows & doors:
High performance timber windows and doors which provides contemporary design and lasting quality. The DOMUS range is especially suited for modern residential construction and refurbishment of detached houses from the 1960s onwards.

ALDUS timber composite windows & doors:
High performance timber composite windows & doors. The ALDUS range requires a minimum of maintenance and is suited both for new buildings and refurbishment.

PATUS Traditional timber windows & doors:
High performance timber windows and doors with a traditional appearance. The PATUS range gives you the thin glazing bars and internal profiling ’look’ to achieve a traditional design and at the same time live up to the highest demands of performance, low-maintenance and long life.

PATUS+ Traditional timber composite windows & doors:
The same traditional look of PATUS with the added benefit of Aluminium cladding to provide a composite solution with low maintenance. The product range is suited both for new build and refurbishment.

Rationel AURAPLUS Timber composite windows and doors for Passive Houses and low-energy building:
The new, groundbraking window and door concept from Rationel, where energy, sustainability, security and design form a coherent whole.

Shaped units & Bespoke windows & doors:
Our project department can consult and advise on special fabrications to suite all projects.

Glass Types:
Rationel has window panes for any purpose. The glass can be combined so that a window may well have a pane that shields against the sun, while being noise-reducing, burglary resistant and energy saving. Visit www.rationel.co.uk and learn more about your many options.


’Secured By Design’ Certified:
Our enhanced windows and doors comply to ‘Secured By Design’, a police initiative to encourage the adoption of crime prevention measures in the design of new developments and renovations.

Window Hardware & Ironmongery:
Each window & door can be fitted with an extensive range of ironmongery. Please see our www.rationel.co.uk for full information.