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Home Rewiring Mississauga
Mississauga · Rewiring & Old Wiring
Rewiring across Mississauga — mostly 1970s aluminum remediation and renovation rewiring rather than knob-and-tube.
Mississauga’s housing is newer than Toronto’s, so genuine knob-and-tube is uncommon here. What we do find is aluminum branch wiring in the 1970s subdivisions, and a great deal of renovation rewiring — homes being opened up, extended or substantially reconfigured where the existing circuits no longer suit the plan.
The common job in Mississauga's 1970s stock. Correct terminations rather than wholesale conductor replacement.
Where a house is being opened up or extended, the circuits usually need rethinking rather than extending.
Port Credit, Mineola and Lakeview carry the oldest housing in the city, and occasionally genuinely old wiring.
Where a rewire needs the service changed, Alectra residential customers generally get one free isolation a year.

Three patterns dominate rewiring work in Mississauga.

Large parts of Mississauga were built when aluminum branch wiring was standard. It is permitted by the Code — ESA calls the fire-hazard claim a myth — and it fails at terminations rather than along the conductor. Remediation means addressing every termination, which is a different and usually smaller job than a rewire.
Of Mississauga's roughly 244,575 dwellings, 37.1% are single detached, and wards 1 and 2 account for around 70% of the city's detached demolitions. A great deal of rewiring here happens because a house is being substantially reworked, not because the wiring failed.
Port Credit, Mineola, Lakeview and Clarkson hold Mississauga's oldest housing. That is where a conventional rewire, and occasionally knob-and-tube, still turns up.

Aluminum, copper or something older. That decides whether this is remediation, a renovation rewire or a conventional one.
Where the house is being reworked, we design the circuits for the finished layout rather than patching the old plan.
Correct terminations throughout, Alectra coordination where the service changes, ESA inspection attended.
We work right across Mississauga. If your street is not listed it almost certainly still counts — see home rewiring in full, or our Mississauga electricians page.
Probably not a full rewire. Homes from that era commonly have aluminum branch wiring, which the Code permits and which fails at terminations rather than along the conductor. The remedy is addressing terminations with the correct devices or copper pigtails — a smaller and less disruptive job than replacing the wiring.
Occasionally, and almost entirely in the older lakeside communities — Port Credit, Mineola, Lakeview and Clarkson. Across most of the city the housing is far too new for it. If a contractor claims knob-and-tube in a 1970s subdivision, ask them to show you.
If the house is being opened up, yes — it is by far the cheapest time. Running new circuits through open walls costs a fraction of fishing them through finished ones, and there is no patching. Designing the circuits for the finished layout also avoids extending an old plan that no longer suits the house.
Alectra residential customers generally get one free isolation and re-energisation per year, which removes a cost Toronto homeowners pay as a published standard charge. Confirm your own entitlement with Alectra, since terms change.
Warm switch plates or outlet covers, devices that work intermittently, a faint hot-plastic smell at a receptacle, or flickering on a single circuit. Any of those on a 1970s house is worth investigating promptly rather than at your convenience.
The three conditions that let it stay, and why insurance decides most rewires.
Read more →A rewire usually needs the service done first. This is what that costs.
Read more →Still legal in Ontario homes — here is when replacing one is actually worth it.
Read more →Nearby: EtobicokeOakvilleToronto. Related services: Home Rewiring · Panel Upgrades · Electrical Inspections. Or see every area on our service areas page.
We will tell you honestly which one your house actually needs.