Knob-and-tube wiring can be found in homes from the early 1930's and older. It gets its name from the cloth wrapped hot and neutral wires that travel separately and use white porcelain knobs and ...

Knob and tube wiring began to be phased out in the 1930’s. Although this type of wiring is considered safe if it is in good condition and has not been added onto improperly, it deteriorates as ...

Your Handyman: Prior to around the mid-1930s the electrical service in homes was provided by the style of wiring referred to as knob-and-tube, in which single insulated copper wires ran through ...

It can be difficult to get insurance coverage for homes with knob-and-tube wiring, common in older Northeast Ohio houses. While K&T wiring is safe when left alone, problems can occur when the ...