Contact
Get in touch
No forms, no tickets — email the right inbox and a human reads it.
Report an error
Found a number that doesn't check out? Tell us the page URL and the inputs you used — data corrections are our highest priority and typically ship within days.
corrections@materialscalc.comSuggest a calculator or guide
Tell us what you were trying to estimate and what was missing. The most-requested tools move to the top of the build list.
suggestions@materialscalc.comEverything else
Partnerships, licensing our data tables, press, or anything that doesn't fit above.
hello@materialscalc.com