Knob and Tube Wiring Removal in Centerville, OH

If your older home still has knob and tube wiring, you are living with an electrical system that was never designed for the demands of modern life. Kidwell Electric provides complete knob and tube wiring removal for homeowners across Centerville and the surrounding Dayton area. Our Ohio Master Electrician, Isaac Kidwell, leads every project personally, replacing ungrounded, antiquated wiring with modern Romex cable so your home is safer, code-compliant, and ready for whatever comes next.

Knob and Tube Rewiring in Centerville, OH
Why Old Wiring Replacement Cannot Wait
Knob and tube wiring was standard practice in homes built before the 1950s, but it has no place in a home today. This system uses separate hot and neutral conductors that run through ceramic knobs and tubes, with no ground wire at all. Over decades, the rubber insulation surrounding these conductors dries out, cracks, and becomes a genuine fire hazard, especially when it has been covered by insulation in attics or walls. Many insurance carriers in Ohio now refuse to renew policies on homes with active knob and tube wiring, or they charge significantly higher premiums. For homeowners preparing to sell, a home inspection report flagging this system can stall or kill a closing entirely. Replacing it is not just a safety improvement; it is a financial protection strategy that pays for itself in lower insurance costs and higher resale value.
The Kidwell Approach
A Full-System Vintage Home Electrical Modernization
Removing knob and tube wiring in an older home is not a simple swap. Many of these properties have plaster and lath walls, tight attic spaces, and decades of layered renovations that make routing new cable a precise, skilled undertaking. Isaac and the Kidwell Electric team have hands-on experience working through exactly these conditions. We trace existing circuits, remove the old wiring safely, and run new Romex cable throughout the affected areas, bringing every circuit up to current code. We also address common companion issues found in these homes, including ungrounded outlets, missing ground rods, and outdated fuse boxes that need to be replaced as part of a complete outdated electrical system upgrade. When the job is done, we clean up thoroughly. Customers consistently note that we leave their homes in better condition than we found them, including vacuuming attic spaces after the work is complete.
Licensed, Bonded, and Insured
The Credentials Behind Every Knob and Tube Rewiring Project
Knob and tube rewiring is not a job for a generalist. It requires a licensed professional who understands both the technical demands of the work and the code requirements that govern it. Isaac holds an Ohio State Master Electrical Contractor License, and Kidwell Electric is fully insured with general liability and workers compensation coverage, and bonded in required jurisdictions including Dayton and Middletown. The company is also BBB accredited and carries a 4.9-star average on Google. You will work directly with Isaac and his team, not a sales representative or a junior technician sent to write up an estimate. There are no service call fees and no pressure tactics. Estimates are always free.
Who We Serve
Homeowners, Real Estate Professionals, and Property Managers in the Dayton Area

Kidwell Electric serves homeowners, real estate professionals, and property managers across Montgomery, Warren, and Greene counties. Whether you have received a home inspection report that flagged knob and tube wiring ahead of a closing, you are a homeowner who wants to finally address aging infrastructure, or you manage a multi-unit property that needs a full electrical assessment, our team is equipped to handle the project. We work within a 15-mile radius covering Kettering, Centerville, Springboro, Beavercreek, Oakwood, Washington Township, Lebanon, Xenia, Franklin, Middletown, and the broader Dayton corridor. Business hours are Monday through Friday, 7:30 AM to 5:00 PM.

Knob and Tube Wiring Questions
Answers About Old Wiring Replacement in Centerville and the Dayton Area

  • Is knob and tube wiring actually dangerous, or is it just outdated?

    Knob and tube wiring presents real safety risks, not just a code technicality. The rubber insulation on these conductors dries out and becomes brittle over time, creating fire hazard conditions, particularly in attics where the wiring may have been buried under insulation added during later renovations. The system also has no ground wire, which means circuits cannot safely handle modern appliances and electronics. The combination of degraded insulation and zero grounding is why insurance carriers in Ohio frequently refuse to cover homes with active knob and tube systems or charge significantly higher premiums to do so.

  • Will my homeowner's insurance be affected if I have knob and tube wiring?

    Yes, in many cases it will be. Ohio insurance carriers increasingly view active knob and tube wiring as an elevated fire risk. Some insurers will decline to renew a policy on a home where this wiring is still in use, while others will issue coverage at a noticeably higher premium. Replacing the old wiring with modern Romex cable typically resolves the insurance concern and can reduce your annual premium as a result. If you are buying or selling a home, a home inspection report that identifies knob and tube wiring can also complicate or delay a closing until the issue is addressed.

  • How do you run new wiring through plaster and lath walls without causing major damage?

    Working through plaster and lath walls requires careful planning and precise technique. The Kidwell Electric team has direct experience with this type of construction, which is common in older Dayton-area homes. The approach involves identifying existing circuit paths, accessing wall cavities strategically, and routing new Romex cable in a way that minimizes the number of openings needed. Attic and basement access points are used wherever possible to reduce wall disruption. After the work is complete, the team cleans up thoroughly, including vacuuming attic spaces, which is something customers have specifically noted in their reviews.

  • Does knob and tube removal always require replacing the electrical panel?

    Not always, but it depends on the condition of your existing panel. Many older homes that still have knob and tube wiring also have outdated fuse boxes or panels that are undersized for modern electrical loads. If the panel is a Zinsco or Federal Pacific model, replacement is strongly recommended regardless of the wiring situation, as those panels carry their own safety concerns. During the estimate, Isaac will assess the full state of your electrical system and give you an honest picture of what needs to be addressed now versus what can wait, without recommending work that is not necessary.

  • How long does a full knob and tube wiring removal typically take?

    The timeline varies based on the size of the home, how much of the system is affected, and the construction type. A partial removal covering specific circuits in one area of a home is a shorter project, while a whole-house rewire in a larger property with plaster and lath walls will take longer. Kidwell Electric will provide a clear scope of work and time estimate during the free estimate appointment so you know what to expect before any work begins. Specific timelines are discussed on a per-project basis since every home presents its own conditions.

  • Are estimates for knob and tube wiring removal free?

    Yes, estimates are always free. Kidwell Electric does not charge a service call fee to come out and assess your home's wiring. Isaac or a member of his team will review the scope of the project, explain what needs to be done and why, and provide a clear estimate before any work begins. The preferred way to schedule is by phone, since Isaac works in the field and can discuss your situation directly. Form submissions through the website are also accepted as a secondary option.

  • How does replacing knob and tube wiring affect a home's resale value?

    Replacing knob and tube wiring generally has a positive effect on resale value and marketability. Buyers and their lenders are increasingly unwilling to proceed with a purchase when a home inspection identifies active knob and tube wiring, and some loan types require the issue to be resolved before closing. A fully rewired home with grounded circuits and a properly sized panel is a genuine selling point that signals the home has been properly maintained. Real estate professionals in the Dayton area frequently work with Kidwell Electric to resolve these types of inspection findings ahead of closings.

  • What areas does Kidwell Electric serve for knob and tube wiring removal?

    Kidwell Electric operates within a 15-mile radius of Centerville, Ohio, covering Montgomery, Warren, and Greene counties. Primary service cities include Springboro, Beavercreek, Oakwood, Washington Township, Lebanon, Xenia, Franklin, and Middletown, among others in the broader Dayton corridor. Business hours are Monday through Friday, 7:30 AM to 5:00 PM.

What Homeowners Are Saying
Trusted by Centerville and Dayton Area Residents

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