Sample Drawings

Duvinage provides job specific approval drawings for each customized stair. We provide standard model drawings for your architectural plans. Use the layouts below to develop your spiral stair requirements. These drawings are provided FOR REFERENCE ONLY. Please Contact Us to discuss any requirements you have.

Spiral Stairs Typical Upper Level Drawings Typical Lower Level and Elevation Drawings
Recomended floor opening is 4" larger than stair size
Spiral Stair's Typical Upper Level Drawings
30 degree & 22.5 degree layouts are shown below
Spiral Stair's Typical Lower Level and Elevation Drawings