Bespoke steel patio doors by Fabco Sanctuary. Slim sightlines mean they are beautiful to look at - and look through. On a functional level they come with a certified B-thermal rating as standard. W20 steel door systems are the slimmest of all hot rolled steel framing systems currently available. They offer maximum glass area, thin sections and exceptional performance. A number of style options are available, meaning they're the perfect choice for any extension project or renovation.
