Case study · Essex

The enormous lantern!

Seven-metre-wide multi-function room with split aïr bifold doors, a full-length lantern roof flooding the space with natural light, and motor-operated integral blinds.

This project includes

  • Bifold Doors
  • Roof Lanterns
  • Integral Blinds

Products by

Before and after

Inside the project

Portrait view of the lantern roof and bifold doors from inside the extension
aïr bifold doors open to the garden with lantern roof above
Full-length lantern roof flooding the extension with natural light
Split bifold configuration with three leaves each side and central traffic door
Portrait view of bifold doors and lantern roof in the multi-function room
aïr bifold doors partially open showing garden access
Interior view of the dining and living space beneath the lantern roof ⤢
Bifold doors stacked at the sides with full opening to the garden ⤢
Lantern roof detail showing ventilation and structural framing ⤢
Garden room with bifold doors and overhead lantern roof ⤢
Extension interior with natural light from lantern roof and bifold doors open ⤢

When your garden room stretches across the width of the house, you need a big solution.

If entertaining is a big part of your life, opening up the house into the garden is a real advantage.

This multi-function area is a dining room, a living room, a garden room and a kitchen annex. With over seven metres of opening, there were several options. In this instance the owners went for split bifolds with three leaves on one side and three on the other with the two centre leaves acting as a double traffic door. The ultimate goal for them was not an uninterrupted view but rather full open access to the social area in the garden. aïr Bifolds are the best way to achieve this kind of effect.

The extension, even with such a wide opening, can cut out light to the centre of the house. The ambitious and striking solution has been to add a full length lantern roof which simply floods the entire area with light. The lantern has built in ventilation.

The doors have been fitted with internal (dust free) blinds which are operated by motor to cut out sunlight when things get a bit too hot!

For apertures this wide, sliding doors are certainly a tempting option and see our other project, ‘sliding transformation’, to see how this could work. Sliding doors, likely triple-track at this width, would be ideal for unspoilt views since the panes can be so much larger than bifolds. We advise to start with the end in mind; this family wanted to achieve open space for entertaining rather than views and bifolds were the solution they needed.

Rated 4.9 · 167 reviews

What our customers say

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"We are so pleased with our replacement french doors. This is now the fourth time we have used Windows Etc and as ever are really pleased with the result. Thanks to everyone who helped us get exactly what we wanted but a special thanks go to Luke and Jack for their no fuss no mess installation."

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Jocelyn Trott
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"Fitted our new doors to perfection. Really good experience. Luke and Jack were friendly and efficient. Left the site clean and tidy. Would definitely recommend Windows Etc."

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Stephen Chapman
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"Couldn't be happier with our experience. We had a full installation of new windows and doors, and Lee and Leo were excellent from start to finish — organised, professional, reliable and lovely to have around. The end result is fantastic — high-quality products and the whole house looks transformed."

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Penny Gardner
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★★★★★ 4.9 · 167+ reviews