large opening bi fold door on China WDMA patio door color: as the customer's requirement

color: as the customer's requirement

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large opening bi fold door on China WDMA patio door color: as the customer's requirementLarge opening bi fold door Folding design, the open space can achieve the greatest extent, so that indoor and outdoor access, a wide field of vision. Our aluminum folding doors (also known as bi folding doors, bi fold doors or folding sliding doors) are designed for large glass openings. The elegant, precision aluminum folding doors meet the most challenging architectural specifications. Specification No Item Details 1 Product name aluminum folding