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China WDMA Australian Standards Durable Low-E Double Glazed Aluminium Bifold Door Keyword 3:WDMA aluminium bifold door Aluminum Folding Doors Design High Quality Interior OfficeFactory Addr:: Shandong, China Brand Name:: WDMA Product Type:: Aluminum Folding Doors Open Style:: Folding Position:: EXTERIOR Surface Finishing:: Finished Type:: Accordion Doors Door Material:: aluminum alloy Uw Range:: 3. 4 6. 6 SHGC Range:: 0. 21 0. 66 Airtight Range:: 6. 6 Maximum Water Rating:: up to 450Pa Maximum Acoustic Rating:: Rw31 Maximum Wind Rating:: up to 1500Pa ULS Surface Treatment:: Powder Coated; PVDF Glass Standard:: CE AS2208 IGCC