Everyone wants his house to be beautiful and fashionable, so everyone should pay attention to the appearance when buying doors and windows. 

In general, the surface of aluminium sliding window profile with artificial oxide film and coloring, form a composite coating, corrosion resistance, wear resistance, and has certain fire prevention function, high gloss, when the choice should compare as far as possible, try to choose normal aluminium alloy the product of manufacturer of door window, select processing and assembly accuracy, lightweight, flexible, no noise, and elegant decoration products.