Carpet Calculator
Calculate carpet area needed for a room including waste allowance. Enter room dimensions and waste percentage.
How to Use the Carpet Calculator
- Measure and enter the room length in meters.
- Enter the room width in meters.
- Set the waste percentage (5-10% recommended).
- Click Calculate to see the total carpet area needed.
Quick Reference
| From | To |
|---|---|
| Small bedroom (9 m²) | ~10 m² with waste |
| Living room (20 m²) | ~22 m² with waste |
| Large room (35 m²) | ~39 m² with waste |
| 5% waste | Simple rectangular room |
| 10% waste | L-shaped or complex room |
| 15% waste | Patterned carpet |
Use Cases
- •Estimating carpet for a bedroom or living room.
- •Getting accurate quotes from carpet suppliers.
- •Comparing carpet costs between different room sizes.
- •Planning flooring installation projects.
Formula
Room area = Length × Width. Carpet needed = Room area × (1 + Waste% / 100).
Frequently Asked Questions
How much waste should I allow?
Typically 5-10% for simple rooms, up to 15% for rooms with complex shapes or patterned carpet.
Does this account for seams?
This gives total area needed. For seam planning, consult your carpet installer.
Is it free?
Yes, all calculators are completely free.