Most people assume their refrigerators are working fine as long as they don’t notice any obvious problems, but few realize they’re paying far more than necessary to keep their food fresh. The reality is that an inefficient refrigerator can consume up to three times the amount of power used by a properly functioning unit, often without anyone noticing. That’s why it’s a good idea to periodically inspect your refrigerator and address any issues that may be causing energy loss. Read more

Many old Bay Area homes were wired using a method called “knob and tube,” which was in common use until the 1940’s. You don’t always have to replace it, according to Nick Courcoumelis, owner of Positive Electric, a Diamond Certified company. “Knob and tube can’t be used in places where it can’t supply enough power to a kitchen, bathroom, laundry room or outdoor wiring. Or anywhere you need surge protection because it doesn’t have a ground. However, if it’s in good condition, it can still be used in other parts of the house, like bedrooms.”

Mr. Courcoumelis explains that codes don’t allow electricians to install knob and tube wiring anymore. However, you can insulate over it in California, Read more