70 of built up area is only available to use for eg built up area is 2000 sqft then available for usage is only 1400 sqft.
Built up to carpet area ratio.
Means carpet area is 75 of su per built up area.
The lower the factor the better it is for you as a customer as you get a higher carpet area for the same amount.
Suppose areas covered as dry balcony terraces add up to the 10 per cent of the built up area while the usable area is just 70 per cent of the built up area.
Carpet area is usually around 70 of the built up area.
From builder perspective built up area is approximately equal to fsi area or may be 5 10 higher than fsi area.
This can be understood with this following example.
Super built up area 600 25 of 600 600 150 750 sq ft so the payment will be made on 750 sqft not 600 sq ft.
Logically built up area carpet area areas covered by walls.
Carpet area does not include the space covered by common areas such as lobby lift stairs play area etc.
Thus built up area is carpet area area of walls and ducts 1 2 the area of terrace.
The carpet area is generally around 70 of the built up area.
Built up area carpet area area of walls area of utility interior part generally the built up area is 20 more than the carpet area.
Value built up area carpet area 20 of carpet area.
The biggest catch is the calculation of common areas where you should pay most attention to.
Carpet area is the actual area you get for use in a housing unit.
As a rule of thumb the super built up area can be calculated by adding a loading factor to the carpet area which may vary from 15 to 50.
Lets assume the ratio is 75 25.
Hope this makes sense.
Built up is usually 10 more than the carpet area.
Built up area 750 750 20 750 150.
Built up area carpet area wall area.
Carpet area to built up area ratio calculation.
It means if a carpet area is 750 sq ft then.
What would be s uper built up area.
For example let s assume that the built up area is 1 000 sq ft then your carpet area should be around 700 sq ft as carpet area is 70.