Replace century-old wiring. Local electricians in San Gregorio with upfront pricing, same-day appointments and 24/7 emergency response.
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. For knob and tube wiring replacement in San Gregorio, CA, call Dab Electrical Services. Our local electricians know San Gregorio and San Mateo County and deliver clean, code-compliant work backed by a workmanship warranty.
Every knob and tube wiring replacement job in San Gregorio 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 Gregorio that require them.
Popular searches we serve: knob and tube wiring replacement San Gregorio, knob and tube removal San Gregorio, knob and tube electrician San Gregorio, old wiring replacement San Gregorio.
Call: (888) 592-6466
Serving: San Gregorio and San Mateo County, plus La Honda, Loma Mar, Pescadero
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.
★★★★★“Hot tub wiring done right with the GFCI disconnect and bonding. Passed inspection the first time.”
— Kevin B., San Gregorio, CA
★★★★★“Our office build-out had a tight deadline and they delivered. Workstation power, lighting and the server room all done ahead of schedule.”
— Nicole F., San Gregorio, CA
★★★★★“Half the house had power and the other half did not. They diagnosed a lost neutral at the meter and coordinated with the utility the same day.”
— Tom A., San Gregorio, 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.
We accept cash, checks and all major credit cards, and financing is available for larger projects.
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Upfront pricing. Same-day appointments. 24/7 emergency response.
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