Contact BuildFactor
Report a calculator issue or a wrong formula or source, request a calculator, or send feedback. The form below assembles a clean, complete summary of your message and copies it to your clipboard so you can send it on.
What can we help with?
Pick the closest match — it sets the topic on the form.
How this form works
It assembles your message into a clean summary and copies it to your clipboard so you can send it from your own email or messaging app. Nothing is transmitted to or stored on a server — your details stay in your browser until you send them yourself.
What BuildFactor can help with
Calculator corrections
A formula, constant, assumption or source that looks wrong. BuildFactor won't ship math it can't stand behind, so these matter most.
Calculator requests
A tool you need on the job that isn't in the 97-calculator library yet — tell us what it should calculate.
Feedback
Anything that would make BuildFactor faster or clearer to use on site or at the estimating desk.
General questions
How the calculators work, units, offline use, saved data — most of this is answered in the FAQ.
Find an answer now
Most questions are already answered. Check these before you write.