In this episode, Master Electrician Heath Eastman installs landscape lights in a garden and Richard Trethewey explains how siphons work. Then, Tom Silva organizes tools with pegboard, and Mark McCullough helps a homeowner redo his walkway.

Richard replaces a weird shower valve with a conventional pressure balanced one; Mauro repaints a radiator cover with lead paint on it; Tom explains how to identify and remove load-bearing walls.