How to use this flooring calculator
Calculate room area, add installation waste and convert the result into boxes using package coverage.
How the calculation works
Floor area = length × widthPurchase area = floor area × (1 + waste %)Boxes = purchase area ÷ coverage per boxAdvertisementGoogle AdSense placeholder
Example project
A 12 × 14 ft room is 168 sq ft. With 10% waste, plan for about 185 sq ft.
Practical tips
- Measure closets separately.
- Use exact box coverage.
- Buy matching production lots when appearance matters.
Frequently asked questions
How much extra flooring?
7–10% works for many simple rooms; irregular layouts can need more.
Why whole boxes?
Flooring is normally sold by full package.
Can I use this for vinyl plank?
Yes, use the coverage on your product box.