Products - Exterior Glass Folding Doors

Achieving Your Vision with Innovation and Reliability

Crown Doors, LLC (Crown) is the exclusive manufacturer of the patented SST-II Hydraulic Bi-Folding Door and Window System (Patent No. 8,714,229), as well as the Hydraulic 50/50 (Patent No. 9,567,789) and Single-Swing door/window systems. Through creative design and engineering excellence, we produce innovative architectural hydraulic doors and windows. With an emphasis on ease of installation and simplicity of use, our products redefine the way in which you interact with the spaces around you.

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