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  When installing whole-house surge protection , make sure you understand how and why it works so you can use it effectively.  These little guys are little power-sucking, wire-eating monsters that can destroy just about any electrical device or appliance they can latch onto. Lightning strikes, downed power lines, increased electrical demand, and even temporary surges in large household appliances like air conditioners can all cause these damaging surges. You don't want one of those surges knocking out your electrical service, do you?  Surge protectors are inexpensive, but make sure that you use one for your entire house. These devices continually monitor your home's main electrical panel for large electrical surges and safely diffuse excess electricity into the ground.  Whole-house surge protection is the ultimate way to protect your home from damaging electrical surges, but you don't need to spend big bucks to do it. Can I Install a Whole-House Surge Protector Mysel...

  1. Remove the Existing Light Fixture Remove the existing light fixture Turn off the electricity and carefully remove the old glass shade or globe. Remove the light fixture from the ceiling. Lower the fixture and remove the wires from the fixture by twisting off the connectors at the end of the wire. 2. Remove Box and Cut New Hole The old electrical box should be removed from the ceiling. You can remove nails from a wooden post using a flat bar and a mallet. If it's suspended from a bar, you may need to remove a metal plate first to loosen the fasteners holding the bar in place; then p You can use the 1/2-inch-thick aluminum plate, which is centered over a stud and then taped in place, or you can You can cut along a drywall line using a drywall saw. 3. Attach New Electrical Box Feed the electrical wire coming from the ceiling through the knockout hole in the pancake box. (Be sure there's a connector attached to the knockout hole.) Press the box into the hole cut through the ce...