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Electrical

Get current on the aspects of home electricity, with how to's from planning to installation and beyond.

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Open House | Electrical Inspection

Ask This Old House Master Electrician, Heath Eastman, explains what to look for during a home electrical inspection.

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How to Ground a Two-Prong Electrical Outlet

Ask This Old House master electrician Heath Eastman explains the purpose of a ground wire and then grounds an outlet for a homeowner.

How to Hang a TV on Brick Wall

Can you mount a TV on a brick wall? Absolutely. But mounting a TV on brick does take more preparation, knowledge, and tools than installing one on drywall. This guide will show you how to hang a TV on a brick wall so you can make the most of your wall space and elevate your entertainment.

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How Fuses and Circuit Breakers Work

Ask This Old House electrician Scott Caron demonstrates how fuses and circuit breakers protect a home.

Automatic Backup Power at the Seaside Victorian Cottage

At the This Old House Seaside Victorian Cottage, editor Chris Ermides meets up with electrician Ben Giles of South Shore Electrical to discuss everything you need to know about how to find the right home standby generator for your needs, and why placement matters.

Whole House Surge Protectors: How Effective Are They?

Don’t count on power strips to safeguard your home and fragile electronics. Read on to learn about the cost-saving alternative of installing a home surge protector.

Installing a Floodlight: An Electrical Upgrade for DIYers

Wiring projects are not for everyone, but there are some basic upgrades most homeowners can handle. First up: installing a floodlight.

Inside an Electrical Outlet

A cracked, loose, or (ouch!) shocking electrical receptacle is a candidate for replacement. But before you head out shopping for a new one, know what to ask for and how to connect everything safely.

The 5 Best 220 to 110 Adapters (2022 Review)

Before your next trip overseas, make sure you can use your devices with an adapter and converter from our list of the best 220 to 110 adapters on Amazon.

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How to Safely Hang Outdoor Christmas Lights

In this DIY Smarts, This Old House Master Electrician Heath Eastman helps a homeowner safely install a variety of Christmas lights.

Is Your Home Trying to Tell You Something? 

TOH master electrician Heath Eastman demonstrates how Wiser Energy monitors your critical electrical equipment—and reports back to you—for a safer, more efficient home. 

Not All Electrical Panels are Alike

TOH master electrician Heath Eastman explains the smart features of an innovative new electrical panel at The Cape Ann Project House.

How to Find and Hire an Electrician

Here’s what to look for to find a qualified home electrician familiar with the type of work you want done.

Installing an ACFI outlet
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Protect Your Home From Electrical Damage | This Old House: LIVE!

This Old House master electrician Heath Eastman discusses the anatomy of arc-faults and demonstrates how Leviton’s AFCI receptacles can detect these electrical hazards and protect your home from fire and damage.

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How to Install a Wireless Light Switch

Add a wireless light switch to an existing circuit by following the steps in this how-to video.

How to Install Outdoor Garage Lights

A step-by-step guide to lighting the driveway with outdoor garage light fixtures with a motion sensor.

Powering the Essentials | 2019 Idea House

The TOH 2019 Idea House is a whole lot of house, clocking in at 5,450 square feet of living space. In the event of a power outage, it would be cost-prohibitive to generate power throughout the home.

How to Upgrade an Electric Meter and Panel to 200 Amp Service

Master electrician Scott Caron demonstrates the two parts of replacing an antiquated electrical system in our video series below.

10 Electrical Wiring Problems Solved

Do you have an electrical issue you’re looking to fix? Read our guide to learn some common electrical problems you might face, and the best solutions for each.

Updating a Push-Button Light Switch

You can replace an antique light switch without updating the look. Master Electrician, Heath Eastman tells you how.

How to Replace an Extension Cord Plug

Read these 4 easy steps to help you rewire and replace your extension cord.

Master electrician Heath Eastman installs a USB outlet.
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How to Install a USB Outlet | This Old House: Live

Ask This Old House Master Electrician Heath Eastman upgrades a standard receptacle to one that has USB inputs as part of This Old House: Live—an initiative providing daily programming and opportunities to connect with our experts during these challenging times.

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Adding an Outlet to a Room

In this video, electrician Scott Carson walks you through how to add an electrical outlet without damaging your walls.

Electrician Heath Eastman shows a homeowner how to wirelessly connect more than one light switch.
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How to Wirelessly Connect Multiple Light Switches

Ask This Old House master electrician Heath Eastman helps a homeowner connect four separate switches that control six lights in the same room

The 5 Best Portable Generators (2022 Review)

A portable generator is a machine that you don’t appreciate until you really need it. In this review, the This Old House Reviews Team researched the five best portable generators on Amazon to help you find the product that’s right for you. The products included in this article are available at various retail stores, local home centers, and online retailers like Amazon.

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How to Choose a Bathroom Exhaust Fan

Ask This Old House master electrician Heath Eastman discusses new technology for bathroom vent fans.

How to Insulate Around Recessed LED Fixtures

Scott Caron offers advice on how to keep your home energy-efficient when using recessed lights

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How to Install a Dining Room Chandelier

In this DIY Smarts, Heath Eastman installs a chandelier in a homeowner’s dining room.

Running Electricity to Your Kitchen Island

Running electricity to your island shouldn’t be too difficult, especially if you’re taking out the existing cabinets.

How to Install a GFCI Outlet

Is your wiring more than 20 years old? Consider upgrading to GFCI outlets for your next home improvement project.

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How to Wire a Portable Generator

Ask This Old House master electrician Heath Eastman explains a few different methods for hooking up a portable generator to a house.

Inside Your Home’s Electrical Service Panel

Get essential knowledge about your home’s power distribution center.