Seasons & episodes

Jenn talks about different types of succulents; Richard installs a reverse osmosis under-sink water filter; Tom builds a classic milk stool.

Using common electrical tools; an in-depth home energy assessment; painting.

Team members talk about their fathers as mentors; airflow in buildings; finishing a baseball bat display case.

Kevin O'Connor explains how he became host of "This Old House"; a simple trick for drawing a perfect ellipse; moving a light fixture and patching the ceiling; the basics of finish nailers.

Heath shares why he became an electrician and what he loves about his trade; Mauro shows a trick for applying caulk in gaps; Tom shows how to install crown molding around corner angles; Ross explains the future of solar at MIT.

Mauro shares why he became a painter and what he loves about his job; Jenn shows how to test soil at home; Nathan explains how to use track saws; Heath adds a receptacle to a kitchen island.

Tom shares a trick to space balusters evenly; Heath shows how to drill holes in studs to run wire; Jenn Largesse builds DIY deck chairs; Richard explains ways to deal with a damp basement.

Mark explains finishes for brick and concrete; Jenn shows how to maintain a small backyard pond; Tom builds a three-legged Demilune table.

Nathan explains the anatomy of track saws; Mark repoints an outdoor pizza oven; The Ask This Old House team comes together for a 20th Anniversary "What Is It?"

The Ask This Old House team talks about why they enjoy working together; Richard cuts open a failed water heater, and Jenn shares her love of educating kids about the outdoors. Then, she and Nathan build a compost bin.

Heath explains the three levels of EV chargers and which scenarios they work best for; Mark breaks down different brick patterns, where they originate from, and their pros and cons; Nathan helps a homeowner repair a cracked built-in china cabinet using MDF panels; Mauro then repaints the china cabinet and shows how to paint on MDF.

In this episode, Heath installs a doorbell with new wiring, Richard explains bottle traps, and Mark replaces a homeowner’s brick driveway edging with cobblestones.

Jenn plants a native woodland garden; Mauro shows how to patch cracked or chipped porcelain; Mark explains common chimney problems and then shows how to repair a chimney step by step.

Kevin O'Connor visits the Franklin Pierce Homestead in New Hampshire to learn about the restoration of a historic, French wallpaper from the 19th century; Heath Eastman explains the basics of GFCI receptacles; Tom Silva helps a homeowner repair and repitch the gutters above their back patio.

Mark travels to Dallas, Texas to repair sandstone steps; Ross explains how to pick a solar plan how to avoid being scammed by a solar company; Nathan helps a homeowner install an awning.

Richard helps remove an old 40-gallon hot water tank; Heath shares safety tips for holiday light decoration; Tom explains how to identify, repair, and prevent woodpecker damage; Mauro shows how to paint over bathroom tile using epoxy acrylic paint.

Tom and Kevin team up to build a Little Free Library for an elementary school; Tom and his daughter, Kate, paint and decorate it to look like a school bus. Tom and Kevin meet up with students to help them install it and add their favorite books.

The team shares the professions they might have pursued; Mauro discusses types of wallpaper and tools to remove it; Heath explains how different amped receptacles can cause breaker trips; Nathan helps install kitchen cabinet hardware.

Nathan and his dad, Bill, help install an 1800s pocket door with reclaimed hardware; Ross explains the technological advancements of induction cooktops; Kevin meets maker Char Miller-King and build a Shaker-style-inspired end table together.

Nathan, Heath, and Mauro help a homeowner baby proof her house by replacing old receptacles and installing cabinet locks, and baby gates; Jenn breaks down the basics of caring for houseplants; Richard explains how septic systems works and maintain them.

In a special episode, the team partner with Rebuilding Together Boston. With the help of the Ask This Old House extended family and volunteers, the crew repair a deck, construct a patio, and install landscape lighting and new plantings.

Tom repairs a homeowner's antique window; Mauro talks through interior paint finishes; Jenn and Mark travel to Georgia to help a homeowner develop a landscape design plan for her small backyard. Then, they help her install a stone fire pit.

Jenn shares why she loves bringing her dog to work; Heath helps a homeowner troubleshoot a strobing dimmer switch; Ross explains the benefits of smart bath ventilation; Tom builds a DIY clothes rack.

Nathan heads to Texas to help a mom of six organize her family shed; Richard emphasizes the importance of a yearly service call for furnaces; Mark installs a pea stone walkway to match an existing walkway in front of the homeowner's house.