Electrical Installation

Read through step-by-step tutorials to help you prepare for any installation pertaining to your electrical.

S45 E21: Glen Ridge homeowner Jason installs architectural speakers with Kevin O’Connor
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Installing Architectural Speakers

Glen Ridge, NJ homeowner Jason takes on the job of the home audio system and breaks down the components and the purpose of the new architectural speakers he plans to install with Kevin O’Connor.
S22 E5: Heath Eastman installs a generator transfer switch
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How To Safely Hook Up a Generator to Your House

Learn how to safely connect a portable generator to your home's electrical system with a transfer switch and power inlet box.
S22 E4: Nathan Gilbert builds a utility cover
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How To Build, Customize, and Maintain a Utility Cover

Gas meters can be eyesores on your property, but there's an easy way to stylishly sheath them. Read about how to build, customize, and maintain a utility cover in our guide.
S21 E25, Heath Eastman installs a basement AFCI circuit
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How to Install a Basement Circuit With Simple to Follow Steps

Master electrician Heath Eastman demonstrates how to safely install a new circuit to connect a new space to a home's wiring.
living room with a tv mounted on a brick wall

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 To Install Deck Rail Lighting

Ask This Old House master electrician, Heath Eastman, installs undermount, LED deck railing lights to level up the outdoor ambiance.
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The 5 Best 220 to 110 Adapters (2024 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 Wirelessly Connect Multiple Light Switches in Your Home

Ask This Old House master electrician Heath Eastman helps a homeowner connect four separate switches to control six lights in the same room.
outlets
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How To Ground a Two-Prong Electrical Outlet

Ungrounded outlets pose a serious safety hazard. Learn how to identify ungrounded outlets and ground a two-prong electrical outlet.
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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.
A hand turning the dial on a light dimmer switch.

How To Install a Dimmer Switch

Installing a dimmer switch is one of the easiest DIY electrical projects you can do. Read these steps on how to install one in your home.
Heath Eastman installs an outlet at the Brookline House
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Outlet Installation with a Master Electrician

Look over the shoulder of electrician Heath Eastman as he installs an electrical outlet in our Brookline project house to learn a few tricks of the trade.
underground
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How to Run Electricity to a Shed

Electrician Scott Caron shows us how he powers an outbuilding—which takes wiring knowledge as well as lots of digging.
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How to Conceal Electrical Wires with Crown Molding

Ask This Old House master electrician Scott Caron uses crown molding to conceal wiring and bring more electrical outlets to a bedroom.
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How To Hang a Flat-Panel TV with Concealed Wiring

Electrician Scott Caron explains how to hang a flat-screen TV on the wall and conceal all the wiring in this helpful video and guide.
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How To Connect a 220-Volt Receptacle to a 20-Amp Breaker

In this guide, electrician Allen Gallant shows you how to connect a 220-volt receptacle for high-powered tools and appliances.
Two men lift ang hang a flat-screen TV on a TV wall mount.

How To Hang a Flat-Screen TV

Tom Silva advises how to hang a flat-screen TV the right way to ensure safety and prevent wall damage. See the steps and get expert tips.
a vintage entry lantern hanging on a porch

How to Rewire a Vintage Entry Lantern

In this guide, we walk you through how to rewire a vintage lantern to add some cozy charm to your entryway.
A man in a flannel shirt pointing towards the camera.
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A Comprehensive Guide to Replacing Two-Prong Receptacles

There are several ways to upgrade older two-prong receptacles to three-prong ones. Learn more from expert Heath Eastman.