Owning a house is a very profitable thing besides being able to live in, owning a house is also a form of investment . This can happen because of the limited vacant land, the house prices from year to year will always rise. There are 2 ways to have your own house, namely by buying a ready-made house and building your own. Building your own house has many advantages, such as you can determine the model of the house, and it is also more cost effective if you know how to calculate it. So, in this article, we will discuss how to calculate the material requirements for building a house, see more below!
How to Calculate House Building Material Needs (step by step)
- Calculate the area of the house first
The first and most crucial thing is to determine how large the house you want to build. Decide if you want the house type 36, 60, or 90. If you have determined how large the house is, then you can go to the next step.
– Calculate the cost of house design
Now for this one, you can leave it to the architect. Usually they set the rate based on per m2 of building and also RAB. Make sure you choose the first method, because it is more profitable. Rates usually vary, depending on the reputation of the architect.
- Calculating the cost of building materials needed
Here is the estimated cost that you need to prepare:
| Material type | Price |
| Stone times | IDR 200 thousand/cubic |
| Semen | IDR 50 thousand/kg |
| Pasir | IDR 200 thousand/cubic |
| Iron or steel | IDR 60 thousand/bar |
| Pebble | IDR 250 thousand/cubic |
| Hebel | IDR 600/block |
| Wood | IDR 200 thousand/4 m2 |
| Light steel | IDR 120 thousand/ m2 |
| Tile (depending on type) | IDR 4 thousand – 175 thousand/pcs |
| Frame (depending on type) | IDR 75 thousand – 215 thousand |
| Doors and windows (depending on quality) | IDR 1 million – 5 million |
| Bathroom fixtures | IDR 1.5 million (wholesale) |
– Calculate labor costs
There are 2 ways to calculate worker costs, namely daily or wholesale. The daily fee varies depending on the city but the benchmark is around IDR 150 thousand -200 thousand / day.
If you want to be more economical, we recommend paying with the wholesale system. The fee is usually set at IDR 600 thousand – 800 thousand / m2
How to Know How Much Material is Needed?
Now so that the construction of a house can be more efficient, it's a good idea for you to know how much material is needed, here is the formula:
Material requirement = field size x material per square meter
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