Weather Resistance wooden color heavy duty aluminium middle open bi fold glass door on China WDMA bifold We have our own testroom

We have our own testroom to strictly control the quality of our products

28 Years’ History: It has been 28 years since we established our first factory in 1989

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Weather Resistance wooden color heavy duty aluminium middle open bi fold glass door on China WDMA bifold We have our own testroomProduct Description SPECIFICATIONS FOR commercial system double glassing accordion folding door Construction walls Brick veneer Double brick Concret Wood frame Steel structure Sub Frames Options Subhead Subsill Angle Iron brackets Timber reveals Door Sill No door sill Low door sill High door sill Glass Option Single toughened glass Double toughened glass Tripple toughened glass Surface Finish 1. Powder coating 2. Anodized 3. Electrophoresis 4.