What is knob and tube wiring?

Knob and tube is an older electrical wiring method common in homes built before the 1950s. It lacks a ground wire and can pose safety risks as it ages.

Are your electricians licensed and insured?

Yes, all our electricians are fully licensed and insured to Washington State standards.

Do you offer same-day or next-day service?

We schedule same-day or next-day appointments whenever possible.

Why should I replace knob and tube wiring?

It can be a fire hazard, is often incompatible with modern insulation, and may make it difficult to get homeowners insurance.

Can I get a detailed estimate before the work begins?

Yes, we provide transparent pricing and a detailed estimate before any work starts.

Knob-and-Tube Wiring Replacement

Your Trusted Local Electrician Since 1998 – 25+ Years

Licensed, Bonded, & Insured || Generac Generator Authorized Dealer

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Call Mauro Electric Inc. For Rewiring and Electrical Upgrades

Doing renovations, installing new appliances, building a new home, or replacing old electrical systems? Our rewiring services are designed to help get your home powered, functional, and up to code. Many homes in the PNW have outdated electrical systems like knob and tube (K&T) wiring, which are now considered a substantial safety and fire hazard. If your home needs an electrical upgrade, reach out to our team of expert electricians who can help you get up to speed.

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or Call: 360-653-5300

Close-up of real knob-and-tube wiring with wire nuts on wood floor joists

Why Knob and Tube Wiring Replacement Is Essential

If your home was built before the 1950s, it might still rely on knob and tube wiring. While this system was once standard, it cannot handle today’s modern electrical demands. Older knob and tube electrical systems often lack grounding, making them more prone to shocks and fire risks. Replacing outdated electrical wiring is the best way to ensure your home remains safe and functional.

At Mauro Electric, we assess your wiring and provide tailored solutions to upgrade your system with minimal disruption to your daily life. Our services ensure your home meets current building codes, protecting your family and investments.

The Process of Knob and Tube Wiring Replacement

Understanding the wiring replacement process can help homeowners feel more confident about the project. Here’s what to expect when you choose Mauro Electric for your tube replacement project:

Initial Assessment & Inspection: Our experienced electricians thoroughly evaluate your electrical wiring and panel to identify necessary updates.
Planning & Recommendations: We outline the best course of action and recommend the ideal replacement plan for your home and budget.
Safe Removal of Old Wiring – Our team carefully removes the outdated knob and tube system, ensuring a seamless transition to modern wiring.
Installation of Modern Electrical Wiring – We install new, wiring-safe components that meet current safety codes and efficiently support your electrical needs.
Testing & Final Inspection – We thoroughly test all systems to ensure optimal performance and safety before we complete the job.

With Mauro Electric, your rewiring project will be handled professionally and completed on time with minimal disruption.

Signs It’s Time to Replace Your Knob and Tube Wiring

Many homeowners are unaware that their knob and tube electrical system could be outdated and unsafe. If you notice any of the following warning signs, it’s time to consider a knob and tube wiring replacement:

Flickering or dimming lights: Could indicate that your electrical system is struggling to handle your home’s power demands.
Frequently blown fuses or tripped breakers: Your electrical panel may be overloaded.
Burning smells or discolored outlets: This is often a sign of wiring overheating.
Limited outlets: Older homes with knob and tube wiring often lack sufficient outlets for modern appliances.
Home insurance concerns: Many insurers will not cover homes with knob and tube electrical systems unless they are upgraded.

If any of these issues sound familiar, don’t wait. Contact Mauro Electric for professional wiring replacement services today.

The Benefits of Upgrading to Modern Wiring

A knob and tube wiring replacement offers multiple benefits, including:

Enhanced Safety – Modern electrical wiring reduces the risk of fires and electrical hazards.
Increased Energy Efficiency – New wiring supports energy-efficient appliances and reduces power waste.
Improved Home Value – Upgrading your electrical panel and wiring makes your home more attractive to buyers.
Code Compliance – Bringing your electrical system up to date ensures compliance with modern building codes.
Better Support for Modern Devices – New wiring allows you to use multiple appliances without overloading circuits.

At Mauro Electric, we take pride in delivering high-quality electrical wiring replacement services that keep your home safe and functional.

Contact Us

Don’t let outdated knob and tube wiring put your home at risk. Upgrade to a modern, wiring-safe system with the help of Mauro Electric. Our team of experienced electricians is ready to handle your wiring replacement project efficiently and professionally. Whether you need a complete tube replacement or an electrical panel upgrade, we have the expertise to provide top-quality electrical services. Contact us today to schedule a consultation and ensure your home is safe for years.

Our electrical services include all of the following:

New Construction Wiring
Electrical Remodeling and Repair
Generac Generator Installation
EV Charging Installation
Ceiling Fan Installation
Electrical Outlets & Dimmer Installation
Recessed & LED Lighting
Commercial Electrical Projects

Frequently Asked Questions

What is knob and tube wiring?
Knob and tube is an older electrical wiring method common in homes built before the 1950s. It lacks a ground wire and can pose safety risks as it ages.
Are your electricians licensed and insured?
Yes, all our electricians are fully licensed and insured to Washington State standards.
Do you offer same-day or next-day service?
We schedule same-day or next-day appointments whenever possible.
Why should I replace knob and tube wiring?
It can be a fire hazard, is often incompatible with modern insulation, and may make it difficult to get homeowners insurance.
Can I get a detailed estimate before the work begins?
Yes, we provide transparent pricing and a detailed estimate before any work starts.

Residential & Commercial Electrician Reviews

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Here's Why The Puget Sound Community Has Trusted Mauro Electric Inc. For Over 25 Years

Licensed & Insured

Your safety and peace of mind are our priority. We hold a valid electrician’s license and construction contractor’s license in Washington State and carry comprehensive liability insurance.

Experienced Team

Our team boasts extensive experience handling a wide range of electrical, heating and cooling projects. No matter your needs, we have the expertise to get the job done right.

Clear Communication

We understand electrical issues can be confusing. Our technicians will explain everything in easy-to-understand terms and keep you informed throughout the entire project.

Reliable Service

We value your time. You can count on us to show up on time and complete your project efficiently, minimizing disruption to your day.

190+ Combined Reviews Online

We pride ourselves on exceptional customer service. Read some of our reviews from satisfied clients and see why they trust us for their electrical, heating and cooling needs.

Safety First Mindset

Our commitment to safety is unwavering. We use the latest safety protocols and equipment to ensure a risk-free work environment for both our team and your property.

Areas we serve

What Our Customers Say

4.9

Based on 200 reviews

Michelle B.

3 weeks ago

Contacted Mauro after receiving a quote that seemed a bit high. Thrilled to discover that the quote was less than half the cost with work completed by certified electricians - friendly, informative, efficient and timely. Will definitely call again for any future electrical needs. Thank you, Brandon and Jacob!

Kurtis H.

1 month ago

As first-time homebuyers, my wife and I quickly discovered after closing that we had far more work ahead of us than expected. We needed a full electrical rewire AND a brand-new HVAC system in a home that we quickly realized needed much more due diligence in the inspection process... We were nervous and overwhelmed.

From the very first conversation with Ricky, the owner, we felt like we were in great hands. He walked us through everything upfront, answered every question (like a hundred) we had before we even accepted the bid, and always met us at our knowledge level to help us understand the process.

The main crew we worked with day-to-day (Brandon, Jacob, and Kat) were kind and incredibly professional. Because this was a full rewire and required running new vent ducts throughout the home, it was an invasive process. We knew going in there would be holes cut into walls and ceilings, and that was honestly terrifying to us. But the team was completely transparent about it, kept the impact as minimal as possible, and asked us before cutting into anything beyond what was expected. We left for about a week and a half, and when we came back, the work that had been done far exceeded our expectations given the scope of the project. We have a lot of work to do now patching the holes, but they did their best to make it as minimal as possible.

Beyond just the immediate work, they also had the foresight to run new wiring for future remodels we're planning (extra outlets, new lighting) so that when we're ready, everything is already in place. That kind of forward-thinking felt like they genuinely cared about our home and our future in it, not just the job in front of them.

Lastly, shoutout to Michelle in the office. Every time I called with a question (and there were many), she was very kind and quick to follow-up on next steps.

I'll be calling them every time I need anything done!!!! You should too!!!!

Ashley P

5 months ago

Ricky is very friendly and professional! He saved us after a week without power in our master bathroom by replacing an outlet. I felt like he was very thorough in diagnosing the issue, and he offered us guidance and suggestions for the future without making me feel any pressure. He went above and beyond!

Thank you so much for your help and expertise!

Kathryn B.

6 months ago

I would give Mauro 10 stars if I could. I have a Briggs and Stratton standby generator. In the last storm it didn't fire up. I called every electrician (I thought) including the Briggs and Stratton authorized service centers. No one would even come out and look at it. The only option I was given was to spend between $18000- $26000 on a new generator. I finally accepted that I had to purchase a new generator and was about to accept a quote when Facebook (first time I was glad that they listen in to conversations) displayed an ad for Mauro Electric. They had amazing reviews so I thought I would get a quote from them for a new generator. When emailing they responded and asked why I wanted a new generator I explained no one would come look at my Briggs and Stratton and I couldn't figure out what was wrong. They came out 2 days later - I needed a good cleaning/servicing and a new battery. They could have been like every other electrician I called and sold me a brand new generator. Instead, they approached my situation with honesty and integrity. In total I spent about $700 repairing my generator. Thank you Mauro Electric.

Irina

7 months ago

Great experience from start to finish. The free quote was quick and clear, and communication was easy and straightforward. The electricians were friendly, professional, and clearly knew what they were doing. They did a great job and left everything clean and tidy. Really easy to work with and highly recommended.

philip L.

8 months ago

I selected Mauro Electric to install a Generac Generator. They did an excellent job all the way through-competitive pricing, on time all the time, great communications and very professional. I highly recommend them!

John N.

8 months ago

Really pleased with Mauro Electric today. The communications before the visit was without a glitch. Edwin was on time, extremely friendly, and professional. I was impressed with his listening skills as he was able to repeat what was important to us with regards to our roadmap. The team fixed our intermittent bathroom fan with ease. It was refreshing to meet such kind and skilled workers. Thank you!

John L.

9 months ago

The quote was very fair. They were willing to work with me on the project. I would recommend them and will use them in the future.

Allan Y.

10 months ago

I am truly impressed with the team from Mauro Electric. From the estimate to the installation, the process was smooth and problem free. The estimate was very reasonable, and scheduling was quick. The technician Edwin A. was very professional, hardworking, and had the details of my needs communicated to him. This resulted in a great finished project and a worry-free approval from Labor and Industries (permitting agency). I would definitely recommend them to others as well as any additional electrical work.

Rob H.

11 months ago

I have used Mauro electric for years. I’ve recommended him to friends and family, and they have never let us down with the quality of work done in a timely manner and done right I would highly recommend them to anyone. We are currently upgrading from a very old 200 amp service to a 400 amp service on our property. The consultation was clear, concise, and exactly what I needed to know to be able to make an educated decision.

Geoffery B.

1 year ago

Had a great experience with Mauro Electric! Ricky gave me the initial bid and Edwin led the install—both super professional and easy to work with. They added two new circuits with four outlets in my garage and three exterior outlets. Everything was done quickly, the quality was solid, and the customer service was awesome. Can’t recommend these guys enough!

Josh D.

1 year ago

Edwin was professional and friendly. They got us on the schedule the day after calling in. I would recommend Mauro Electric for any service work that needs to be done.

Rachelle L.

1 year ago

Fast, professional, and friendly service.

Response from the owner

1 year ago

Thank you so much for leaving us a review! We appreciate your support and we look forward to working with you again in the future!!

Maureen S.

1 year ago

I had two chirping smoke detectors and a third I thought would also start chirping. I asked that all three be replaced with 10-year models and batteries. The service from Kegan and Brendan was excellent. They arrived on time; they were exceedingly professional. While Brendan installed new smoke detectors, Kegan and I did a detailed review of lighting in the condo and discussed options. Kegan helped me understand the lighting that I have, and what might be done to make it easier for me to change the lightbulbs. Anyone who has had to deal with chirping smoke detectors knows how maddening that can be. Therefore, I am extremely grateful to Kegan and Brendan for solving my problem, and therefore restoring peace and quiet to the condo.

Response from the owner

1 year ago

We are so happy that we could get that issue fixed for you! Thank you so much for taking the time to leave us a review and we look forward to working with you again.

Ryan F.

1 year ago

18years and still going strong with Mauro Electric. Remodel. New construction and General repairs and Generators. ONE STOP shop.

Response from the owner

1 year ago

We appreciate it, Ryan! We look forward to many more years working together!!

robb M.

1 year ago

Great local company to work with for any electrical project!

Response from the owner

1 year ago

Thank you, Robb!

james S.

1 year ago

The Mauro Electric team did a great job installing my Generac generator. Thanks guys!

Response from the owner

1 year ago

Thank you, James! We're glad you’re happy with the Generac installation. Always here when you need a reliable electrician in Bothell and beyond!

K.C. O.

1 year ago

On point! Great counsel and execution in upgrading our coffee shop power and wiring the shop.

Response from the owner

1 year ago

Thank you for the great feedback, K.C.! We're glad we could help with upgrading your coffee shop’s power and wiring. As your trusted electrician in Bothell, we appreciate your trust in us!

Steve S.

2 years ago

Truly, we are beyond delighted with the service and care we received from Mauro Electric. Ricky Mauro came to assess our under-kitchen-cabinet lighting electrical problem, and he was so kind, focused, and immediately discerning of the problem and perceptive about the solution. Then he sent Orlando and a colleague to come make the repair, and they, too, were kindly communicative, thoughtful, and amazingly effective at getting our kitchen lighting better than it was before. Of course, the price for this work was right, too, but the main point is Mauro Electric leads with its humanity, and that makes such a difference when compared with the other options. We are grateful for your care, Mauro Electric, and we recommend you to everyone who needs electrical services in the Seattle area. Thank you. So much.

Hiral B.

2 years ago

We hired Mauro Electric for multiple jobs for our home that included 1) Electric panel upgrade 2) Install two ceiling fans replacing light fixture 3) Upgrade old bathroom bent fan to bluetooth fan 4) Install EV 50A charger in Garage 5) Add socket for a dedicated Smart Toilet 6) Add socket for Smart Water leak detector.

I loved their service right from the start to finish.
I had invited multiple bids for the project and Mauro Electric's assessment of my project was at a great price and came with highly detailed explanation with their estimate.

What I loved about Mauro Electric is their insight on meeting the city code and especially understanding the risk of not doing it right. Following was the eye-opener from Mauro's wisdom books.

For example, most homes do not have light fixtures in the bedrooms capable of installing a ceiling fan. I thought I could do this job myself watching some youtube videos. Trust me, not worth the risk and the pain. It took 2 members of their team good 2.5-3 hours to install ceiling fans in 2 bedrooms that required them to install mount brackets by making several adjustments from attic.

As for Bidet (Smart Toilet), I had another revelation that I wasn't aware of. It requires 20A dedicated circuit breaker wiring to meet the code. I was planning to just jump extra connection from existing outlet. Could have backfired as smart toilets use significant energy for seat/water heating. You don't want the circuit to trip while using it.

I was well advised for my EV car charger as well. The differences of level 1,2 chargers, hard wiring etc. and how market is moving forward in the future. Great insight.

The service team under Ricky M. and Daniel Dominguez have delivered nothing less than fantastic output for all of the jobs they executed. The cherry on the top was their guarantee on the all of the work they delivered for my home that lasts at least a year and even beyond if they don't meet their highest quality promise.

I must add that I am DIY enthusiastic but for the jobs mentioned for this review must have a licensed electrician like Mauro Electric to do it right and do it well. Highly recommend them.
Deserving 5 Stars!!!