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How to Safely Replace a Ceiling Light

Ask This Old House master electrician Heath Eastman clarifies the temperature rating system for ceiling lights and then installs one for a homeowner.

S20 E32, Heath Eastman in the Tool Lab discussing basic electrical tools

Tool Lab | Basic Electrical Tools

Master electrician Heath Eastman walks us through his favorite electrical hand tools that all DIYers should own.

S20 E29, Kevin O’Connor and Heath Eastman discuss smoke and carbon monoxide detectors

Understanding Smoke and Carbon Monoxide Detectors

This Old House master electrician Heath Eastman teaches host Kevin O’Connor everything he needs to know about these fire safety devices.

S20 E25, Heath Eastman discusses LED lighting

LED Light Bulbs 101

Master electrician Heath Eastman enlightens host Kevin O’Connor on everything he needs to know about LED bulbs.


How to Install Deck Rail Lighting

Ask This Old House master electrician, Heath Eastman, installs undermount, LED deck railing lights for a homeowner whose only deck lighting includes a single, bright spotlight.

S20 E23, Kevin O’Connor learns about smart electrical panels from Heath Eastman and Ross Trethewey

Understanding Smart Electrical Panels

Home technology expert Ross Trethewey and master electrician Heath Eastman teach host Kevin O’Connor about this new wave of electrical technology.

S20 E22, Heath Eastman discusses power tool batteries

Understanding Battery Voltages | Tool Lab

In this Tool Lab video, master electrician Heath Eastman explains everything we’ve wanted to know about today’s power tool batteries.

S20 E5, Heath Eastman installs recessed lights

How to Install Recessed Lighting

Do you have a room that can benefit from recessed lighting? Brighten up your home by installing this simple fixture that can make a huge difference. Watch this DIY Smarts project, as This Old House master electrician Heath Eastman installs recessed lights in a homeowner’s playroom.

S20 E18, Heath Eastman explains switch legs to Kevin O’Connor

Understanding Switch Leg Wiring

Master electrician Heath Eastman explains a common issue he finds in many folks’ homes—switch leg wiring—and explains how to fix it.


How to Install an Antique Light Switch

Ask This Old House master electrician Heath Eastman replaces a standard toggle switch with a reproduction antique push button switch to match the rest of the house