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Electrical

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Choosing and Using Electrical Testers Video: Choosing and Using Electrical Testers

Learn to choose the right tester for the job, and use it with confidence

9 Common Wiring Mistakes and Code Violations

Some are illegal, some are dangerous, and some are both—but all are simple to avoid

Q & A: Should I upgrade ungrounded wiring?

Use a voltage tester to work safely around electricity
Use a voltage tester to work safely around electricity

A trusted electrician teaches you how to verify the power is off by using a voltage tester

Is Your Old Wiring Safe?Online Membership Required

Inspect the electrical panel and exposed wiring to identify safety risks and upgrade options

Q & A: Polarity matters

Installing a Circuit Breaker in an Existing PanelOnline Membership Required

When adding a new circuit or replacing a faulty breaker, here is what you need to know to work safely in the panel

Q & A: Why do my lights flicker?

Q & A: Ungrounded ground-fault receptacles?

Editors Pick
Ten Common Wiring ProblemsOnline Membership Required

A master electrician details some frequently found mistakes that could cost you your house or your life

Preventing House FiresOnline Membership Required

Knowing where fires commonly start can help builders to avoid tragedy during construction and even after the job is finished

Code Check Electrical: Service Equipment Guidelines
Code Check Electrical: Service Equipment Guidelines

A practical guide to the requirements of the National Electric Code

Q & A: Grounding a metal chimney

Working With Old WiringOnline Membership Required

Careful testing is your hedge against frayed insulation, faulty splices and missing ground wires

Q & A: GFI outlets on wooden decks

Viewing 1 - 15 of 17 results