Why extension cords are a dangerous way to power your home during outages

Simple Guide to Installing a Generator Hook-Up | Ask This Old House · 8:46 · Video: This Old House · Watch at the source

In short: When the grid fails, a backup generator provides essential warmth and light. However, relying on extension cords—especially in an attached garage—is not the safest method for powering your household.

Master electrician Heath Eastman demonstrates how to install a generator transfer switch to provide a more secure and reliable connection. The process involves mounting plywood to wall studs for a stable base and using a hole saw to run conduit from the switch to an exterior receptacle.

By moving away from temporary cord setups, homeowners can ensure their backup power systems are installed correctly and safely.

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