Spotted a number that no longer agrees with the manufacturer’s data sheet, a code section that has been revised, or a link that has stopped working? Send a note, and the guide is checked against its source.
How to reach the site
Email [email protected]. Include the page address and, if you can, a link to the source that shows the correct figure.
What the site can’t help with
The guides can’t assess a specific house or project. For whether a job needs a permit, ask your local building department; for electrical, gas or structural work, ask a licensed professional who can see it in person.