Boards are cut at the walls and some pieces break or do not match. 10% covers a simple room; add more for diagonal layouts or many corners.

No. Everything happens in your browser and your inputs are saved only on this device.

Free Flooring Calculator

Enter the room size and box coverage to see how many boxes to buy.

UnitsRoom length (m / ft)Room width (m / ft)Waste allowance (%)Area per box (m² / ft²)Price per m² or ft² (optional)

Floor area–

Area to buy–

Boxes–

Cost–

Currency

How to make a flooring estimate

Enter the room’s length and width.
Add a waste allowance (10% is usual, 15% for diagonal layouts) and the area one box covers.
Read the boxes to buy and, with a price, the cost.

Why add waste?: Boards are cut at the walls and some pieces break or do not match. 10% covers a simple room; add more for diagonal layouts or many corners.
Is my data stored?: No. Everything happens in your browser and your inputs are saved only on this device.