Enhanced Installation Components

Felt Collar – The Keylite Felt Collar (FC) is manufactured from a flexible material that creates an impenetrable seal around your roof window and unites with the underfelt of your roof to ensure a watertight seal.

Vapour Collar – The Keylite Vapour Collar (VC) enhances the air tightness around your Keylite roof window, as well as preventing vapour passing through your roof construction.

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Optional Upgrades

Polar White PVC

On trend modern styling, making it the only window you’ll ever need.

Electric Operation

Electric Operation Fingertip control for out of reach locations.


Create the perfect solution for your project – Combi, Bi-Lite or Grid.


Designed to complement both renovation & new build projects in a traditional style. It is ideal for use in a period style property.

Why Keylite?

Learn More

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Service & Support

Our technical experts are on hand to advise and assist you at the design and specification stage.

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Patented Innovation

Our patents mean that other conventional roof windows do not share many of our extraordinary features.

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10 Year Guarantee

We are confident that our products will give trouble free performance throughout this period and beyond.

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Buy Online

Only available in
England, Scotland & Wales

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