Contact

Questions, corrections and embed requests are all welcome. Email is the fastest way to reach us.

This is a small independent project, so replies can take a few days.

Good reasons to get in touch

You think a calculation is wrong. Include your dimensions and what you expected, and it will be checked against the test suite.
You want to embed a calculator on your own site and something is not working.
You spotted an error in the guidance, or your product data sheet contradicts something here.
You run an epoxy brand or a woodworking site and want to talk about a partnership.