Aluminum Frames are not Able to Provide High Thermal Insulation in the Apartment, So the Air Temperature On the Balcony Will Be Higher than No More Thive Degrees. The Frames of the Frame Are Painted White, Which Makes The Form of the Balcony Even Brighter, Beautiful and Neat and Are Quite Durable. Frames Made of Aluminum Havy A Small Thickness, Theereby Passing Daylight as Much Asable Into the Room. Aluminum Frames Differ from Others in Their Fire Safety and Very High Wear Resistance. The Compatibilities of Aluminum Structure and Single Glazing Gives Unpredented Lightness to the Frame. Sliding Balcony Frames Havy a Long Service Life. It is Very Convenent to Care for Such Sliding Frames. Frames are Easily Removed from the Guides, SO it is easy to wash them and simply.