Short, straight answers
Skylight questions answered
Each page starts with the short answer, then gives the detail behind it. Find your question below.
Most asked
How Long Does It Take to Fit a Skylight?
What decides how many days a skylight fit takes, from the roof type to the plastering afterwards.
How Messy Is Fitting a Skylight?
Where the dust and noise come from when a skylight is fitted, and how a lived-in house is protected.
Can Skylights Be Fitted in Winter?
What winter does to a skylight fit, which days are lost, and why the roof is never left open.
Do Roof Lanterns Need Planning Permission?
Why many lanterns fall outside permitted development, and the cases where they do not.
What Pitch Does a Flat Rooflight Need?
How the fall of a flat roof affects a flat rooflight, and where the limits sit.
Can a Roof Window Be a Fire Escape?
When a roof window can serve as a way out of a room, and why a two-storey house needs a protected stair instead.
Planning, cost and choosing
Roof Lanterns
Flat Roof Rooflights
Roof Windows
VELUX Windows
Electric & Opening Rooflights
Energy Efficient Rooflights
Misted Rooflight Replacement
Walk-On Rooflights
Conservation Rooflights
Sun Tunnels
Every answer here opens with a plain reply you can read in a few seconds, followed by the reasons, the rules and anything that changes the answer for your home.
If your question needs more than a short page, our guides go into the subject in depth. If it is specific to your roof, the quickest way to an answer is a free survey.
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Tell us about the room
A few details help us understand your project. We will get back to you to arrange your free survey and send a written quote.
- Free survey at a time that suits you
- A written quote and a plan for each day
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