Replace century-old wiring. Local electricians in San Bernardino with upfront pricing, same-day appointments and 24/7 emergency response.
Dab Electrical Services offers professional knob and tube wiring replacement in San Bernardino, CA and San Bernardino 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 Bernardino 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 Bernardino 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 Bernardino that require them.
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Call: (888) 592-6466
Serving: San Bernardino and San Bernardino County, plus Colton, Patton, Loma Linda
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.
★★★★★“Aluminum wiring remediation with approved connectors. They documented everything for the insurance company.”
— Emily J., San Bernardino, CA
★★★★★“Quick, professional ceiling fan installs in three bedrooms where there were no fixtures before. Switches work perfectly.”
— Robert H., San Bernardino, CA
★★★★★“Outdoor landscape lighting and a couple of switched outlets for holiday lights. The yard looks beautiful at night.”
— Hannah V., San Bernardino, 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. For permitted work in San Bernardino we pull the permit, schedule the inspection and meet the inspector.
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Upfront pricing. Same-day appointments. 24/7 emergency response.
(888) 592-6466Request Service Online