Guides
Plain, practical guides for home projects, written to go with our calculators.
ConcreteBags or Ready-Mix? How to Choose for Your Concrete Project
A simple way to decide between mixing bags yourself and ordering a truck, based on volume, time and help.
PaintingEggshell vs Satin vs Semi-Gloss: Which Paint Sheen to Use
Which finish goes where, what each one hides, and a room-by-room cheat sheet.
MeasuringHow to Calculate Square Footage of a Room (With Examples)
Length times width is the easy part. Here's how to measure so the number holds up, for any room shape.