Replace century-old wiring. Local electricians in San Lorenzo with upfront pricing, same-day appointments and 24/7 emergency response.
Dab Electrical Services offers professional knob and tube wiring replacement in San Lorenzo, CA and Alameda County. Knob and tube wiring has no ground, brittle insulation and cannot be buried in insulation. We replace it with modern grounded wiring and help you satisfy insurance requirements. Our San Lorenzo electricians arrive on time, quote the price up front and complete most jobs the same day.
Every knob and tube wiring replacement job in San Lorenzo starts with a clear written estimate. Whether it is a quick repair or a full installation, you will know the price before we begin. We also handle permits and inspections for knob and tube wiring replacement projects in San Lorenzo that require them.
Popular searches we serve: knob and tube wiring replacement San Lorenzo, knob and tube removal San Lorenzo, knob and tube electrician San Lorenzo, old wiring replacement San Lorenzo.
Call: (888) 592-6466
Serving: San Lorenzo and Alameda County, plus Hayward, Castro Valley, San Leandro
Availability: 24/7 emergency · Same-day appointments
Call NowTell us what is going on. For emergencies we dispatch immediately; for projects we schedule a convenient arrival window.
Your electrician inspects the issue, explains the options and gives you a firm price before any work starts.
We complete the job to code, test everything, clean up and walk you through what was done.
Your work is backed by our workmanship warranty, and we are one call away if you ever need us again.
★★★★★“Standby generator installed before fire season. During the last shutoff it kicked on in seconds. Best decision we made this year.”
— Sofia L., San Lorenzo, CA
★★★★★“Bathroom remodel electrical was done on schedule with our contractor. GFCI, exhaust fan, heated floor, all perfect.”
— Luis Q., San Lorenzo, CA
★★★★★“Our restaurant lost power to the walk-in cooler on a Friday. They came out immediately and had us running before dinner service.”
— Angela W., San Lorenzo, CA
Existing wiring is allowed in many areas, but it cannot be extended and insurers often refuse to cover it.
No. Covering knob and tube with insulation is a fire hazard and a code violation.
We fish new cable through existing paths and make small, patchable openings.
Yes. Our technicians are dispatched locally in and around San Lorenzo, so you get faster service from electricians who know the area.
All electrician services in San Lorenzo → · Knob and Tube Wiring Replacement across California →
Upfront pricing. Same-day appointments. 24/7 emergency response.
(888) 592-6466Request Service Online