New Toronto homeowners are often told by insurers to remove active knob & tube wiring before coverage problems escalate. Get a free assessment today

Knob & Tube Wiring Specialists

Knob & Tube Wiring Replacement New Toronto

New Toronto sits along the lakefront between Mimico and Long Branch and still includes many early-1900s detached houses, brick bungalows, and modest two-storey homes alongside newer redevelopment. Those older properties can still hide original knob and tube in attics, basements, and finished wall cavities. Our ESA-licensed electricians replace outdated wiring with a modern code-compliant system so your New Toronto home is safer, easier to insure, and better prepared for current electrical demand.

ESA Licensed 7015453
5M Insured
4.9 Google Rated
Knob and tube wiring before replacement Toronto home

Actual job photos

Ceramic knobs on old Toronto wiring Degraded knob and tube insulation fire hazard

Why Knob & Tube Wiring Must Be Replaced

Across New Toronto, especially near Lakeshore Village and the Colonel Samuel Smith area, many older homes still carry electrical systems that were built long before present-day kitchen, HVAC, and home-office loads became normal.

No Ground Wire

This older wiring method only provides hot and neutral conductors, leaving modern receptacles and appliances without the grounding protection expected in a current residential system.

Deteriorating Insulation

After many decades inside joists and wall cavities, the original rubber and cloth covering often dries out and breaks apart, exposing energized conductors where the damage is hard to see.

Overloaded Circuits

These circuits were designed for a very different era and can be overwhelmed by today’s cooking equipment, air conditioning, entertainment systems, charging devices, and other everyday electrical use.

Insurance Cancellation

Active knob and tube regularly becomes a problem during policy renewals, home purchases, and refinancing, and homeowners are often told they must correct it to keep standard coverage.

Buried by Insulation

Knob and tube relies on air circulation around the conductors, so when attic insulation surrounds active runs, heat can build up in conditions the original system was never meant to handle.

Reduced Home Value

Buyers, home inspectors, and lenders often treat active knob and tube as a major defect, which can slow negotiations and make a sale or refinance more difficult to complete.

Is Your Insurer Threatening Cancellation?

We can inspect the electrical system, outline the required scope in writing, and schedule New Toronto rewiring work quickly so you have a clear plan before coverage becomes a bigger issue.

Before & After Real Rewiring Jobs

These photos show the kind of knob and tube replacement work we complete in older west-end homes, including the housing stock commonly found throughout New Toronto.

Before knob and tube wiring in Toronto home junction box Before
After new modern wiring replacing knob and tube in Toronto After
New labelled electrical panel after knob and tube rewire Toronto

A completed panel upgrade with clearly identified breakers after the old wiring has been replaced and the system has been organized for modern use.

What We Find in New Toronto Homes

In New Toronto and the Lakeshore Village area, we often uncover porcelain knobs, ceramic sleeves, cloth-wrapped conductors, and older splices that were later tied into newer wiring.

Finance Your Rewiring Project

Use this estimator to preview payment options for a New Toronto knob and tube replacement project before booking your in-home assessment.

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Administration fee149.00

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Our Knob & Tube Rewiring Services

From full-home rewires in Lakeshore Village to selective upgrades near the Seventh Street and Lake Shore corridor, we handle the full scope of replacing unsafe legacy wiring in New Toronto homes.

Full Home Rewire

We remove active knob and tube throughout the property and install a new wiring system built for modern lighting, receptacles, appliances, and everyday household load.

Partial Rewire & Targeted Circuits

If only certain parts of the house still contain active legacy wiring, we can isolate those sections and replace only the circuits that still need to be updated.

Panel Upgrade

Older homes often need panel improvements at the same time so the new wiring has proper capacity, circuit organization, and protection for current electrical use.

ESA Permit & Inspection

We handle the ESA permit process and coordinate the inspection so the completed job has the documentation that insurers, buyers, and their representatives usually ask for.

Insurance Assessment Letter

If an insurer needs confirmation quickly, we can inspect the property and provide a written assessment outlining what remains active and what work is required.

GFCI & AFCI Upgrades

We include the required protection for kitchens, bathrooms, bedrooms, exterior outlets, and other locations governed by today’s electrical code standards.

Attic Insulation Clearance

Where insulation is covering active knob and tube, we address the electrical replacement first so the attic can be upgraded afterward without leaving unsafe wiring behind.

Pre-Sale Rewire

We help sellers remove a major electrical red flag before listing or closing so the transaction is less likely to stall over outdated wiring concerns.

Want to Know What It Costs?

See our pricing guide for knob and tube replacement, including how scope, access, and panel-upgrade requirements can change the final cost.

View Full Cost Guide

How We Replace Knob & Tube Wiring

Our process is structured to keep a New Toronto rewiring project organized, reduce unnecessary disruption, and make each stage clear from inspection through final signoff.

1

Free Assessment

We visit your New Toronto home, inspect the panel, basement, attic, and accessible wall cavities, and identify where active knob and tube is still in service.

2

Written Quote

You receive a detailed proposal outlining labour, materials, permit-related work, and any recommended upgrades before the project begins.

3

ESA Permit

We open the required ESA permit so the work is documented properly and completed under the correct Ontario approval process from the start.

4

Careful Rewire

Our electricians route new cable strategically, remove obsolete conductors, and fish wiring with care to limit unnecessary wall and ceiling openings wherever possible.

5

ESA Inspection

Once installation is complete, the work is inspected so you receive the formal approval showing the rewiring passed and the electrical record is complete.

6

Final Walkthrough

We test the circuits, label the panel clearly, confirm the devices are working properly, and review the finished installation with you before closing out the job.

Why New Toronto Homeowners Choose Kolji Bros

Older properties near Lakeshore Village and the Colonel Samuel Smith area often contain a mix of original wiring, partial renovations, and added circuits that need experienced troubleshooting before replacement begins.

ESA Licensed & Insured

We complete rewiring under ESA/ECRA licence 7015453, carry full insurance, and provide the inspection documentation that matters for safety records and insurer acceptance.

New Toronto Old-Home Specialists

We understand the wiring patterns found in older south Etobicoke houses, including attic runs, basement ceiling routes, hidden splices, and mixed-era additions from past renovations.

Minimal Drywall Disruption

We plan cable routes carefully and fish where practical so the project stays efficient without creating more patching and finish repair than necessary.

Transparent Pricing

Your quote is laid out before work starts, and if unexpected conditions appear during the job, we explain the issue clearly before any added scope moves forward.

Fast Turnaround

Most homes are completed within a practical 3-to-7-day timeline, with the work staged to keep the property as usable as possible during the project.

4.9 Google Rating

Homeowners regularly mention straightforward communication, tidy work habits, and dependable follow-through, which is reflected in the company’s 4.9 Google rating.

New Toronto Neighbourhoods We Serve

We handle knob and tube rewiring across New Toronto and the surrounding lakeside pockets where older detached homes, bungalows, and mixed-era electrical systems are still common.

Lakeshore Village
New Toronto Waterfront
Colonel Samuel Smith Area
Rotary Peace Park Area
First Street Area
Seventh Street Area
Tenth Street Area
Twelfth Street Area
Twenty First Street Area
Lake Shore Boulevard West Corridor
Islington Avenue Area
William Jackson Way Area

Not Sure If You Have Knob & Tube?

Call us or send a message through the contact form and we’ll arrange an inspection to confirm what is active, what is abandoned, and what should be replaced first.

Call +1 866 565 5427

What New Toronto Homeowners Say

These review examples reflect the kinds of knob and tube replacement jobs we regularly handle in New Toronto and the surrounding lakeside area.

“Our insurer gave us a tight deadline on our Lakeshore Village bungalow after active knob and tube was found in the attic and upstairs lighting. Kolji Bros handled the rewire efficiently, kept the wall openings minimal, and got us the ESA paperwork we needed.”

JP
Julia P.Homeowner, Lakeshore Village

“We were buying a house near the Colonel Samuel Smith area and the inspection showed old basement and kitchen circuits still running on knob and tube. Their team replaced the remaining active wiring, cleaned up the panel labeling, and helped us close without an electrical issue hanging over the deal.”

DS
Daniel S.Homeowner, Colonel Samuel Smith Area

“During our renovation in the Seventh Street area, we discovered a mix of old knob and tube and later add-on wiring feeding the main-floor plugs and appliance circuits. Kolji Bros sorted out the unsafe connections, reran the wiring neatly, and coordinated the work around our renovation schedule.”

MR
Maya R.Homeowner, Seventh Street Area

Knob & Tube Wiring FAQ New Toronto

These are the questions we hear most from New Toronto homeowners dealing with older wiring, insurer deadlines, and renovation discoveries.

Yes, it can be. The biggest concerns usually come from aging insulation, lack of grounding, hidden modifications from past work, and a system that was never designed for the amount of electricity most homes use now. Once active runs are buried under insulation or mixed with later wiring, the safety risk becomes harder to ignore.
Homes built in the early decades of the twentieth century or around the mid-century period may still contain some original wiring. Common clues include porcelain knobs on framing, ceramic tubes through wood members, cloth-covered two-wire conductors, and ungrounded outlets or lighting circuits that were never fully updated.
The final cost depends on the home size, how accessible the attic and wall cavities are, how much active knob and tube remains, and whether a panel upgrade is part of the project. For a broader breakdown of pricing variables, visit our knob and tube rewiring cost guide.
Yes. This type of rewiring in Ontario must be carried out under an ESA permit and inspected when the installation is complete. That gives you official proof the work was done properly and passed the required approval process.
In most cases, yes. After the rewiring is completed under permit and the ESA inspection is passed, you receive a Certificate of Inspection that can be provided to the insurer as confirmation the issue has been corrected.
Usually yes. We organize the work in phases so the home stays as usable as possible during the project, although certain circuits will need planned shutdowns while they are being replaced or transferred over.
Most single-family rewiring projects are completed in roughly 3 to 7 working days. Smaller homes tend to finish faster, while larger properties with finished ceilings, more circuits, or additional service work naturally require more time.
If active knob and tube is buried under attic insulation, the electrical issue should be dealt with before additional insulation work goes ahead. We replace the old wiring first so the attic can be upgraded properly afterward.

Knob & Tube Replacement in Nearby Areas

We also serve the neighbouring communities connected to New Toronto across south Etobicoke and the west end.

Ready to Make Your New Toronto Home Safe & Insurable?

If an insurer, buyer, or home inspector has raised concerns about old wiring, we can assess the system, explain the scope clearly, and complete a code-compliant rewire for your New Toronto property.

ESA Licensed 7015453
4.9 Google Rating
5M Insured
ESA Permit Included