Ask This Old House
4.9Returning SeriesDocumentary

Ask This Old House

The crew at This Old House take on some pretty big projects, which means they can only work on one or two houses a year. But homeowners have a virtual truckload of questions on smaller projects, and the This Old House crew is ready to answer. Ask This Old House solves the steady stream of home improvement problems faced by viewers - and the crew even makes house calls!

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14. 3-Way Switch, Split Rail Fence

3-Way Switch, Split Rail Fence
0.0Feb 5, 2026 · 25 min

Mauro and Kevin show how to test for lead paint. Heath breaks down how-way switches work and common wiring mistakes. Nathan and Lee install a classic wooden split rail fence to prevent cars from parking on a homeowner's front lawn.