Ask This Old House - Season 18 (26)

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Episode 1 - Sliding Barn Door, Dry Well
Oct 5, 2019
Nathan travels to Birmingham, Alabama to install a sliding barn door in an open-concept loft apartment. Tom compares the qualities of different types of roofing materials. Ross explains the culprit behind damaged solar panels and how to prevent future damage. Mark installs a dry well for a homeowner with drainage issues in his backyard.
Episode 2 - Nursery Paint, Record Stand
Oct 12, 2019
Mauro paints a baby’s nursery using zero VOC paint. Richard tests out a new dryer that uses a heat pump to dry the clothes. Tom and Kevin build a record player stand out of oak plywood.
Episode 3 - Radiator, Fireplace Veneer
Oct 19, 2019
Mark replaces a homeowner's sloppy fireplace surround with a clean, thin brick veneer.
Episode 4 - Ductless Humidifier, Planters
Oct 26, 2019
The uses and purposes for different types of screws. Installing a whole house ductless humidifier. Changes to electric bill payment structures. Installing a front entry planter.
Episode 5 - Built-in, Dining Room Light
Nov 2, 2019
Repairing an old dining room built-in with hand tools. Home inspection nightmares. Installing a chandelier in a dining room.
Episode 6 - Women's Repair Class; Garden
Nov 9, 2019
A women's only do-it-yourself class; selecting and installing plants for a terraced garden; how homeowners and contractors should communicate about expectations for home improvement projects.
Episode 7 - Switch; Affordable Geothermal
Nov 16, 2019
Replacing a standard toggle switch with an antique push button switch; affordable geothermal heat pumps.
Episode 8 - Polybutylene; Squeaky Door
Nov 23, 2019
Indoor air quality; replacing polybutylene piping with conventional PEX; drop cloths; different methods for silencing a squeaky door.
Episode 9 - Cable Railing; Painting Shutters
Jan 4, 2020
Replacing a stair railing; upgrading a door to make it look more modern; cleaning and painting vinyl shutters.
Episode 10 - Beehive Oven; Jimmy DiResta
Jan 11, 2020
Restoring a beehive oven; failure points in toilet tanks and how to repair them; building a metal coat rack.
Episode 11 - Stoop Planters; Fireplace Insert
Jan 18, 2020
Building a hexagon planter; reviving a stoop; home inspection nightmares; installing an electric fireplace insert.
Episode 12 - Ceiling Light; Tool Storage
Jan 25, 2020
Installing a ceiling light; installing the temperature rating system for ceiling lights; the uses for different types of trowels; building a tool storage shelf.
Episode 13 - Loose Railing; Smart Thermostat
Feb 1, 2020
Nathan tightens a railing; Mauro strips paint off hardware; Richard upgrades a thermostat.
Episode 14 - Weird Shower Valve; Mossy Roof
Feb 8, 2020
Richard replaces a shower valve with a conventional pressure balanced one, Nathan demonstrates how to refinish stair treads, and Tom removes moss from a roof in the latest episode of Ask This Old House.
Episode 15 - Indoor Garden; Fireplace Hearth
Feb 15, 2020
Planting an indoor garden; the basics of using a hole saw; replacing a common terra cotta hearth with slate tile.
Episode 16 - Dog Dish Stand; Gas Lantern
Feb 22, 2020
Using a mobile CNC routing machine; building a dog dish stand using power tools; different methods for wiring a portable generator to a house.
Episode 17 - Cherry Blossoms; Mount Rushmore
Mar 28, 2020
The Ask This Old House team travels to and appreciates different national parks and makes a few house calls.
Episode 18 - Custom Screen Door; Paint Trim
Apr 4, 2020
Ross tests out some new smart lighting configurations, while Tom helps a homeowner build a custom screen door. Richard gives general advice on maintaining a washing machine, and Mauro teaches a homeowner techniques to paint old 1960s wood trim with a varnish on it.
Episode 19 - Ground Wire; Fireplace Doors
Apr 11, 2020
Kevin works with Jenn Largesse to demonstrate a technique on a trim router. Heath grounds an outlet, while Mauro explains paint rollers and demonstrates rolling techniques. Mark then replaces fireplace doors.
Episode 20 - Pedestal Sink; Grout Cleaning
Apr 18, 2020
In this episode, Richard helps a homeowner replace components of his pedestal sink, and Heath discusses bathroom vent fans. The team shares home inspection nightmares, and Tom explains how to clean dirty tile grout.
Episode 21 - Paver Patio; Shoe Rack
Apr 25, 2020
Mark helps a couple install a concrete paver patio; Jenn discusses the common elements she includes in outdoor kitchen designs; Tom and Kevin build a combination bench/shoe rack out of fir decking.
Episode 22 - Cedar Shingles; Vegetable Garden
May 2, 2020
In this episode, Tom explains the architecture, installation, and maintenance of white cedar shingles. Richard repairs a hose spigot, and Jenn builds and plants a self-watering vegetable garden.
Episode 23 - Mantel; Too Many Light Switches
May 9, 2020
In this episode, Richard tests a faucet, and Mark installs a mantel. Ross and Mauro discuss why and how to remove cigarette smell from a home. Then, Heath connects 4 separate switches that control 6 lights in the same room.
Episode 24 - Pantry Doors; Reflective Shingle
May 16, 2020
Nathan installs bypass doors for a pantry; Richard tests different smart automatic water shutoff valves; Ross explores asphalt roof shingles that can reflect some of the sun’s heat.
Episode 25 - Quartz Countertops; Firepit Kit
May 23, 2020
Kevin learns how quartz countertops are manufactured and installed. Nathan explains how to hang and display a U.S. flag, and Tom and Jenn split firewood. Then, Mark installs a fire pit that comes in a kit.
Episode 26 - Shower Cartridge; Turning a Bowl
May 30, 2020
Nathan shows Kevin some old drywall paneling he found, and Richard teaches a homeowner how to clean her shower cartridge. Tom teaches Kevin the basics of using a lathe, and then they turn a bowl together.