How to calculate the area of duplex
In recent years, duplex apartments have been favored by home buyers because of their high space utilization and strong sense of design. However, the area calculation method of duplex houses is different from that of ordinary flat floors, and many people have questions about this when buying or renovating a house. This article will combine the hot topics and hot content on the Internet in the past 10 days, analyze the calculation method of duplex area in detail, and provide structured data for reference.
1. Basic principles of compound area calculation
The area calculation of duplex houses is mainly based on relevant national building codes and is usually divided into the following parts:
| area type | Calculation rules | Remarks |
|---|---|---|
| Building area | Including the sum of the horizontal projected areas of each layer | Including wall thickness |
| Inner area | The sum of the usable areas of each floor | Excludes public stalls |
| Pool area | Apportioned according to proportion of building area | Including stairs, elevators, etc. |
2. Differences in area calculation between duplex and ordinary flat floors
According to recent hot discussions on the Internet, the main differences between duplex area calculation and flat floor are reflected in the following aspects:
| Comparative item | duplex house | Ordinary flat floor |
|---|---|---|
| Floor height calculation | Usually calculated as 2 layers | Calculated as 1 layer |
| Stair area | Included in the area within the suite | No such part |
| hollow part | Usually not included in area | No such situation |
3. Frequently Asked Questions about Compound Area Calculation
According to the Internet search hot spots in the past 10 days, the following are the most popular duplex area calculation issues:
| question | Answer |
|---|---|
| How to calculate the area of the vacant part of a duplex? | The portion with a floor height exceeding 2.2 meters is calculated as the full area |
| Are duplex stairs included in the square footage? | Permanent stairs are included in the apartment area |
| Does a duplex loft count as an area? | The part with floor height ≥2.2 meters is included in the calculation |
4. Analysis of actual cases
Take a typical duplex apartment that has been hotly discussed on the Internet recently as an example:
| Project | numerical value |
|---|---|
| Floor area of one floor | 85㎡ |
| Second floor building area | 75㎡ |
| Clear some area | 15㎡ |
| Stair area | 8㎡ |
| final property area | 160㎡ |
5. Things to note when buying a house
Based on the recent hot topics of home buying, you need to pay special attention when buying a duplex house:
1. Verify whether the area data provided by the developer includes all floors
2. Confirm whether the floor height meets national standards (usually ≥ 2.2 meters)
3. Understand the local special calculation rules for duplex houses
4. When measuring on site, pay attention to the area calculation of special areas such as stairs and balconies.
6. Key points for calculating decoration area
According to the recent hot topics in decoration, additional considerations need to be taken into consideration when decorating a duplex:
| Project | Calculation method |
|---|---|
| wall area | Calculated based on actual expanded area |
| Stair decoration | Calculated by number of steps |
| Ceiling area | Calculated based on projected area |
Conclusion
Calculating the area of a duplex house is relatively complex and involves considerations of multiple dimensions. Recently, duplex topics that have been hotly discussed on the Internet mainly focus on area calculation disputes, decoration cost accounting, etc. It is recommended that home buyers understand the calculation rules in detail before signing a contract. If necessary, they can hire a professional surveying agency to conduct a review to protect their own rights and interests. At the same time, the decoration should be planned reasonably according to the special structure of the duplex to make full use of every inch of space.
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