PVC folding door with door physical light, heat, moisture, thermal insulation, fire retardant, sound insulation, acid and alkali resistance, corrosion resistance and chemical stability.

PVC折叠门具有门体质轻，、保温隔冷热、防潮、防火阻燃、降噪隔音、耐酸碱、耐腐蚀等化学稳定性。

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The front door dog-legged -like structure heat insulation, separates the noise, the operation comfortable and the energy conservation.

前门双壁式结构隔热、隔噪音，操作舒适并节省能源。

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