sliding folding door for entrance on China WDMA patio door pls tell us the usage

pls tell us the usage and the size of the house

32Btu(h·ft²·℉)

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brush seal

C:Stainless steel 304 can through more than 72 hours Acid salt spry test

sliding folding door for entrance on China WDMA patio door pls tell us the usagesliding folding door for entrance Quick details: The European advanced technology, the use of such pressure, vacuum sealed cavity drainage. Multifunction open mode can achieve free folding, multi fan folding to open the space to reach the maximum, so that the room outside the smooth and helpless visual field. Impregnable standard slot design, in line with European standard hardware configuration, at the bottom of the sliding system load capacity up to