Do I Have to Remove Drywall to Rewire a House? Not always — but in many cases, yes. Whether drywall removal is required depends on the scope of the rewiring and the construction of the house. A full rewire of an older home typically requires opening walls at key locations. However, skilled electricians use fish […]
Do Breaker Brands Need to Match the Panel Brand? Yes — in most cases, circuit breakers must be the same brand as the panel, or at minimum rated and listed as compatible with that specific panel. Using a mismatched or generic breaker in a panel it was not designed for is a safety issue and […]
Can You Run Power to an Island Through the Floor? Yes — running power to a kitchen island through the floor is a common and code-compliant method in Ontario. This approach routes the circuit from the electrical panel up through the floor framing and into the island base. It avoids exposed conduit on walls or […]
Can You Run Electrical Wire and Ethernet in the Same Hole? In most residential situations, you should not run electrical power wire and Ethernet cable through the same hole in framing. The Ontario Electrical Safety Code and standard wiring practice require separation between Class 1 power wiring and Class 2 low-voltage signal cables. Running them […]
Can You Mix 12-Gauge and 14-Gauge Wire on the Same Circuit? You cannot mix 12-gauge and 14-gauge wire on the same circuit if the circuit is protected by a 20-amp breaker. A 14-gauge wire is only rated for 15-amp circuits. Connecting 14-gauge wire to a 20-amp circuit creates a fire hazard — the breaker will […]
Can You Install a Breaker Panel in a Closet or Bathroom? In Ontario, the location of an electrical panel is regulated by the Ontario Electrical Safety Code. Panels cannot be installed in bathrooms under any circumstances. Closets have strict restrictions as well — a panel in a closet is not automatically prohibited, but it must […]
Can I Use Electrical Tape Instead of a Wire Nut? Electrical tape is not a substitute for a wire nut. Tape can be used to cover a wire nut connection for additional protection, but it cannot replace the mechanical connection that a wire nut makes. Using tape alone on a bare splice is a code […]
Can I Staple Romex Wire to Studs? Yes — but only with the correct staples and at the correct spacing. Securing Romex (NMD90 cable) improperly is one of the most common code violations found during electrical inspections. Romex that is unsupported, over-stapled, or stapled with the wrong fasteners can be damaged, can sag, and creates […]
Can I Add a Subpanel Myself? In Ontario, adding a subpanel is regulated electrical work that requires an ESA permit and must be performed by a Licensed Electrical Contractor. A homeowner cannot legally install a subpanel on their own property in Ontario — even as the property owner. The work involves working inside the main […]
Can a Handyman Legally Do Electrical Work? In Ontario, a handyman — no matter how experienced — cannot legally perform electrical work that requires an ESA permit unless they hold a valid electrical contractor licence issued by the Electrical Safety Authority. Handyman services are not a recognized category for regulated electrical work in Ontario. The […]