There may be four reasons for the air leakage phenomenon of uPVC Window: the window gap is too large, the larger the gap, the more serious the air leakage; the hardware equipment is not locked tightly, the window sash is off corner, and the window is deformed.

The appearance of Window and Door Profile has changed the monotony of the types and colors of doors and windows in the past, and can better meet the individual needs of users.

Jinan Lumei Plastic Profiles Co., Ltd. is a professional Jinan plastic steel profile manufacturer, based on digesting and absorbing advanced plastic steel profile manufacturing technology and technology at home and abroad. If necessary, please contact us~

The editor of Shandong Lumei introduces to everyone the well-known brands of plastic steel windows and the method of purchasing plastic steel windows, which can ensure that the owners of the community can buy good plastic steel windows.

La ventana de PVC practicable-oscilobatiente de doble hoja de lumei dispone de apertura a la derecha, con persiana y cajón de PVC.