Don’t know where to start on an installation or repair job? Browse our how-to guides for answers to popular questions.
Megger Testing with a MegohmmeterA megohmmeter, or megger, is a device used to test electrical and insulation resistance. This is usually done by sending a high-voltage signal into the object being tested, typically a wire or motor. Using a megger is important for avoiding electric shock and equipment damage.
How to Break Apart Concrete
Concrete sidewalks, patios, or steps can crack and crumble over time, making them not only unattractive but also a dangerous hazard to your family and anyone who visits your home. If you’ve decided your old and broken concrete has to go, you don’t necessarily have to pay a contractor to do the job.