B&B Construction Products, Inc.
Duvinage, LLC
Duvinage, LLC
"Our superior design, precise engineering, and careful construction have enabled us to supply stairs to the most prestigious addresses, including the White House and the National Gallery of Art."
Custom or Pre-Fabricated Spiral Stairs
Plain steel, checker plate or wood treads; wide range of styles and prices; brass and glass, wood, steel, aluminum, and stainless steel handrails and trim; special finishes like powder coat and galvanized available
Grand Monumental Circular Stairs
Diverse selection of styles and finishes
DIY Kits
Kits available for many designs and dimensions, saving space and adjustable in height
We design and fabricate every type of metal stair
"Duvinage has been manufacturing custom metal stairs since 1895. We are the only American company capable of engineering and fabricating every type of metal stair: spiral, circular and monumental, egress, and alternating tread stairs to your custom specifications. We also offer ornamental railing, steel ladders, and spiral staircase kits."
