Aluminum Round Track Barn Door Hardware Classic style sliding glass door system on China WDMA bifold 3) Acoustic level:

3) Acoustic level:

it is friendly to environment

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Aluminum Round Track Barn Door Hardware Classic style sliding glass door system on China WDMA bifold 3) Acoustic level:Tengyu Metal Product Product Description Aluminum Round Track Barn Door Hardware Classic style sliding glass door system Features: Modern sliding glass door use for office, hotel, home, industry. Accommodates doors up to 80kg Constructed from aluminum for long product life Includes all mounting hardware and detailed instructions for a quick and easy installation Tested to meet ANSI BHMA Grade 1 standards Pass the 100,000 cycles running time and 200