Carpet Calculator
Calculate carpet area and underlay for rooms
ft
ft
%
Helpful Tips
- Carpet usually comes in 4m and 5m wide rolls — check with your supplier
- Add 10% for seams, waste, and closets
- Run carpet pile direction toward the main light source
- Always use quality underlay — it extends carpet life and improves comfort
- You will still need to know the total square metres or square yards before ordering
Formula Used
Carpet Area = Room Area × (1 + Waste Factor)About This Calculator
Carpet usually comes in 4m and 5m wide rolls, but you will still need to know the square metres or square yards before ordering. Use this calculator to estimate the total carpet and underlay needed for your rooms, with allowance for waste and seam planning.