Seek inspiration for your project in Rationels InspirationGallery

See a number of examples of new-build and refurbishments in different architectural styles.

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Rationel - the active ingredient in Passive House

With extensive experience in Passive House, we can help you to get the most out of your windows, and provide you with the technical data needed to calculate and meet the Passive House requirements.

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Rationel at EcoBuild 2012

Visit Rationel at EcoBuild 2012 from 20th-22th March 2012 in ExCeL London.

Experience our wide range of products and hear about our energy-efficient window and door solutions.

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Around Rationel

See the video and experience how doors and windows are made - from start to finish

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Contact / Enquiries

Do you want us to call you, visit you or send you a brochure?

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Download drawings

Here you can download section drawings of all Rationel windows and doors.

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