Windows, Metal, and Casement Window Type A section of the metal wall can be swung open to a 45-degree angle where it meets the opened glass door of the atelier and both lock into place. The moveable wall also has a hidden triangular ceiling piece that provides a cap to the extended passageway.   Photos from Conversion of a ground-floor publisher’s warehouse into a residence and atelier for an artist-architect couple

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A section of the metal wall can be swung open to a 45-degree angle where it meets the opened glass door of the atelier and both lock into place. The moveable wall also has a hidden triangular ceiling piece that provides a cap to the extended passageway.