1.Professional manufacturer 2.Strong reinforcements 3.Being UV ray resistant 4.Offer design service,OEM is available. 1) Profile:a. upvcb.material thickness:2.2 mm,2.5mm, can be customized. c. colour:brown,wood laminated with FAST or MBAS film. 2) Gass: 5mm, 6mm,, 19mm (5mm+9A+5mm), 22mm(5mm+12A+5mm), 31mm(5mm+21A+5mm, internal blind)etc; single-glass, double-glass, triple-glazing are available ...