Question 1

What is a Carpet Calculator?

Accepted Answer

A carpet calculator determines how much carpet is needed for a room, including an allowance for wastage from cuts and seams. Carpet is typically sold by the linear metre in widths of 3m, 3.66m, or 4m.

Question 2

How does the Carpet Calculator work?

Accepted Answer

Calculate room area = Length × Width Then: Add 10–15% for wastage and pattern matching Then: Consider carpet width: standard rolls are 3m, 3.66m, or 4m wide Then: Irregular rooms: divide into rectangles, sum areas, add wastage.

Question 3

Can you give an example of how to use the Carpet Calculator?

Accepted Answer

Example: Input Room 4m × 3.5m, no pattern gives a result of Area = 14m²; with 10% wastage = 15.4m²; one strip from 4m wide roll works.

Question 4

Is the Carpet Calculator free to use?

Accepted Answer

Yes — completely free with no registration, download, or subscription required. All calculations happen instantly in your browser.

Question 5

How accurate is the Carpet Calculator?

Accepted Answer

Our Carpet Calculator uses verified mathematical formulas and is accurate to multiple decimal places. Results are calculated in real-time using the same methods used by professionals.

Carpet Calculator

Carpet Calculator

What is Carpet Calculator?

How to Use Carpet Calculator

Example Carpet Calculator

Carpet Width and Wastage

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