exterior aluminium glass bifold door heavy duty 4m bi folding door on China WDMA on China WDMA color:Light Yellow Bifolding door styles are all

Bifolding door styles are all designated as a 3 digit number and these numbers depict what style of door it is

With large pieces of glass

we can provide free replacement service for you in 7 days

Original: Japan/Taiwan

What types of opening styles are available

exterior aluminium glass bifold door heavy duty 4m bi folding door on China WDMA on China WDMA color:Light Yellow Bifolding door styles are allexterior aluminium glass bifold door heavy duty 4m bi folding door Product Description Company Information Packaging & Shipping Project Case Performance Performance Themal insulation 3. 0 U2. 0 W m2k 3~6 level Accusic performance 28db ~ 40db 2 ~ 4 level Water tightness 350~600Pa 4~8 level Air tightness 5. 5m3 (m2h) 5 level Wind load resistance 3. 0~ 4. 0 Kpa 5 ~ 7 level Charcteristics Profile Thickness 1. 2 ~ 3. 0mm Profile Depth Frame 45~155mm Vent