Is balcony closure an illegal building?

Illegal buildings mainly include:

1, a building built without application or approval and without obtaining a construction land planning permit and a construction project planning permit;

2, unauthorized changes in the construction project planning permit provisions of the construction of buildings;

3. Do not change the nature of the building;

4, after the construction of temporary buildings over the period of validity has not been removed into permanent buildings;

5. Buildings constructed by forging relevant materials to defraud the permission of the competent department.

Extended data

Balcony sealing should consider lighting, ventilation, heat preservation and other aspects, and its quality should not be underestimated. Experts on doors and windows remind residents to pay attention to the following points when buying a house and replacing plastic steel doors and windows: when maintaining, it is best to replace the doors and windows first, and then carry out the next decoration. After the balcony is closed, it can effectively prevent noise pollution, dust and heat preservation.

When shopping, you must go to the formal building materials market. The appearance color of plastic steel doors and windows should be bluish white. The color is too white or too gray, indicating that the stable components in the material are not enough, and it is easy to age and yellow over time. Check whether the hardware is flexible and smooth.

The lower part of the push-pull window frame should have an aluminum slide rail for easy replacement. The sealing strip of casement window should be freely replaceable, because the life of sealing strip is shorter than that of window. There should be a fixed part in the middle of the sealing top of the sliding window sash, which is the key to the sealing quality of the sliding window.

During installation, the horizontal and vertical correction of doors and windows should be supervised. The space between the window frame and the wall should be filled with foam glue, and the inside and outside of the window frame must be sealed with silicon-copper glue to prevent water seepage. After installation, the protective film must be removed, otherwise the service life of doors and windows will be shortened.

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