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Ask This Old House
Season 24 · Episode 14
3-Way Switch, Split Rail Fence
0.025mFebruary 5, 2026
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.
Episodes
- Episode 1NOLA Lantern; Rusty Patio Set
- Episode 2Seashell Driveway; Radon System
- Episode 3Houseplant Soil, Spot Point Brick
- Episode 4Washer Dryer Relocation
- Episode 5Planting Arborvitaes, Storage Rack
- Episode 6Sustainable Grass, Driveway Lights
- Episode 7Seabees; Paint Galvanized Railing
- Episode 8Regrade Lawn; Solid Core Doors
- Episode 9Garage Storage; Anode Rod
- Episode 10Idaho Backyard Makeover
- Episode 11Speakeasy Hidden Door
- Episode 12Paint Ceiling; Squeaky Floor
- Episode 13Split Water Heater; Attic Ladder
- Episode 143-Way Switch, Split Rail Fence
- Episode 15Toys and Color, Air Switch
- Episode 16Grass Seed Facility, Porch Swing
- Episode 17Lead Testing, Hillside Steps
- Episode 18Nola Shutters, Hardwired Alarms
- Episode 19Arch Accent, Pea Stone Patio
- Episode 20Hang Shades, Steep Landscaping
- Episode 21Running Power to a Shed
- Episode 22Flower Vase, Smart Garage Opener
- Episode 23Paver Walkway, Mowing A Lawn 101
- Episode 24Tile Soap Holders; Swirl Ceiling
- Episode 25Picnic Table; Insurance Policies
- Episode 26Outdoor TV; Granite Firepit