Free Online Roofing & Flooring Calculator
Estimate tiles, shingles, or flooring packs from room dimensions and waste.
A 10% waste margin is common for cuts, mistakes, and future repairs. Complex rooms or roof shapes may need 15–20%. Always confirm coverage on the product packaging.
About the Roofing & Flooring Calculator
Free roofing and flooring calculator. Enter area or room dimensions, coverage per pack, and waste percentage to estimate materials.
How to use this tool
Use the controls above to enter your values, choose your options, and view the result. The tool updates as you work, and the result can be copied or downloaded where supported.
Frequently asked questions
Is this tool free?
Yes. Every tool on ImGenerate is free to use and does not require an account.
Is my data safe?
Tools that run entirely in the browser keep your data on your device. Any server-backed lookup is noted in the tool and only sends the information needed for the result.