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What is the built-in area? What is the area on the property right certificate

Buying a house is not a simple thing. Even though many buyers have experienced the process of buying a house, they know little about the house. When buyers buy a new house, they will see the sales office mark the construction area in the suite, but many buyers don't know what this means and feel that it is the use area with their own cognition. So that when the house is finally closed, I think the area is wrong, so what is the building area in the suite? What area do buyers spend money on?

What is the built-in floor area

The building area in the house refers to the area of the use space of the house in the house, which is calculated by the horizontal projected area. The building area in the suite is composed of three parts: the use area of the house in the suite, the wall area in the suite and the building area of the balcony in the suite. It can be seen that the real use area of the house is the building area of the house minus the area of the indoor wall and balcony, that is, the area added up by the area of the rooms in the house.

1、 Use area in the set

The use area of the house in the suite is the area of the use space of the house in the suite, which should include:

1. The use area of the house in the suite is the sum of the space areas of the bedroom, living room, aisle, kitchen, bathroom, storage room, closet, etc.

2. The total area of the stairs inside the suite shall be included in the use area according to the natural number of floors.

3. The internal chimney, ventilation duct and pipeline in the set are not included in the structural area and shall be included in the service area.

4. The decorative thickness of the inner wall is included in the service area.

2、 Wall area in the set

The wall area in the set is the area occupied by the maintenance and load-bearing wall or other load-bearing supports around the use space in the set. The calculation of wall area in the set includes:

1. The partition wall between each set, the partition between the set and the public building space, as well as the common wall such as the external wall (including gable) are included in the wall area in the set according to half of the horizontal projection area.

2. The free wall in the set is included in the wall area in the set according to the horizontal projected area.

3. The partition wall between each set (unit) of the new residence, the partition wall between the set (unit) and the public building space and the external wall (including gable) are public walls. The public wall is included in the wall area of the set according to half of the horizontal projection area.

4. The non-public wall is also included in the wall area of the set according to half of the horizontal projected area.

3、 Building area of balcony in the suite

The building area of the balcony in the suite shall be calculated according to the horizontal projection area between the periphery of the balcony and the external wall of the house. Among them, the building area of closed balcony is calculated according to the horizontal projection, and the building area of unclosed balcony is calculated according to half of the horizontal projection. The calculation of the building area of the balcony in the suite includes:

1. The building area of the original closed balcony is calculated according to its peripheral horizontal projection area.

2. The building area of the overhanging balcony (bottom balcony) shall be calculated according to half of the horizontal projection area of its bottom plate.

3. The building area of concave balcony shall be calculated according to half of its net area.

4. For the semi overhanging and semi concave balcony, the construction area of the overhanging part shall be calculated according to half of the horizontal projection area of its bottom plate, and the construction area of the concave part shall be calculated according to half of its net area.

What area do buyers spend money on?

What buyers spend money to buy, that is, what is written in the property right certificate, also known as the property right area, mainly refers to the building area owned by the house property owner according to law.

In fact, according to the different calculation methods of the area in the housing sales contract, the property right area may be not only the construction area, but also the internal construction area, but also the internal use area. For example, the property right area of ordinary commercial housing refers to the construction area, but if it is a villa or housing reform house, its property right area may also refer to the use area in the house.