Steel french windows ensure there is abundant natural light in the sitting room of this Manhattan house. Bonnie Robinson reveals where to source similar in this month's instalment of The knowledge.
As you enter the house, Crittal-style windows create an unusual corridor, and screen off the study. Interior design by Suzy Hoodless.
Crittall style interior double doors are bang on trend
Charles Mellersh renovation in Stoke Newington, London, Crittal Door, Photography by Chris Tubbs
bedroom The Crittall wall was made by a steel-window manufacturer in Bermondsey.