1. Use a saw, preferably a fine-toothed hacksaw, to cut the 9-inch-long body of birdhouse from a 4-inch-diameter PVC pipe. To cut the pipe straight, wrap a piece of paper around the pipe, lining up ...

I was helping another electrician install 4-inch PVC conduit from a basement to a second floor panel box. After the panel box was mounted and the conduit run installed, my coworker decided to use the ...