Plastics-steel doors and windows take UPVC resin as material by adding of stabilizing agent, coloring agent, filing agent and ultraviolet light absorber. It is equipped with sealing rubber stripe, wool top and hardware.

It is new type energy saving door and window. By using of plastics-steel doors and windows, heat loss indoor is less than using of other doors and windows. And it has fine energy saving and thermal insulation effect.

It has advantages of light weight, flexible for opening, anti-aging and high quality, inflaming retarding, high strength and fine sealing property.