Ask This Old House

Jenn travels to Orlando to upgrade a homeowner's irrigation system with a smart one; Heath explains a few different ways to troubleshoot flickering lights; Mark repoints a set of brick front steps.

Lee travels to Austin, TX to help a homeowner add a drip line to her sprinkler system; Richard compares the strengths and differences between PEX and copper piping; Nathan repairs a door hinge by using some wooden dowels, epoxy, and longer screws.

Richard demonstrates how to maintain a mini split and shows how to properly clean the indoor and outdoor components.

Richard demonstrates how to maintain a mini split and shows how to properly clean the indoor and outdoor components.

Richard explains a variety of failure points in a hose spigot; Mauro demonstrates the how to paint vinyl siding; Jenn explains how and why to maintain pruners; Nathan builds a custom fence gate.

The AskTOH team helps a Cape Cod couple build an outdoor shower.

Lee enlists the help of an arborist to diagnose fungal disease in a homeowner's pine tree; Kevin and Lee checked how the fungal treatment plan worked; Nathan travels to Detroit and teaches a new homeowner how to perform maintenance inspections.

Richard demonstrates how to maintain a mini split and shows how to properly clean the indoor and outdoor components.

Lee and Kevin explain two different processes to keep lawns looking lush and green; Heath investigates a homeowner's high electrical bill by installing a smart home energy monitoring system; Tom and Kevin go over the different types of routers.

Lee travels to Austin, TX to help a homeowner add a drip line to her sprinkler system; Richard compares the strengths and differences between PEX and copper piping; Nathan repairs a door hinge by using some wooden dowels, epoxy, and longer screws.

Richard demonstrates how to maintain a mini split and shows how to properly clean the indoor and outdoor components.

Richard demonstrates how to maintain a mini split and shows how to properly clean the indoor and outdoor components.

The AskTOH team helps a Cape Cod couple build an outdoor shower.

Lee enlists the help of an arborist to diagnose fungal disease in a homeowner's pine tree; Kevin and Lee checked how the fungal treatment plan worked; Nathan travels to Detroit and teaches a new homeowner how to perform maintenance inspections.

Richard demonstrates how to maintain a mini split and shows how to properly clean the indoor and outdoor components.

Lee and Kevin explain two different processes to keep lawns looking lush and green; Heath investigates a homeowner's high electrical bill by installing a smart home energy monitoring system; Tom and Kevin go over the different types of routers.

Lee travels to Austin, TX to help a homeowner add a drip line to her sprinkler system; Richard compares the strengths and differences between PEX and copper piping; Nathan repairs a door hinge by using some wooden dowels, epoxy, and longer screws.

Richard demonstrates how to maintain a mini split and shows how to properly clean the indoor and outdoor components.

Lee travels to Austin, TX to help a homeowner add a drip line to her sprinkler system; Richard compares the strengths and differences between PEX and copper piping; Nathan repairs a door hinge by using some wooden dowels, epoxy, and longer screws.

The AskTOH team helps a Cape Cod couple build an outdoor shower.

Lee enlists the help of an arborist to diagnose fungal disease in a homeowner's pine tree; Kevin and Lee checked how the fungal treatment plan worked; Nathan travels to Detroit and teaches a new homeowner how to perform maintenance inspections.

Richard demonstrates how to maintain a mini split and shows how to properly clean the indoor and outdoor components.

Lee and Kevin explain two different processes to keep lawns looking lush and green; Heath investigates a homeowner's high electrical bill by installing a smart home energy monitoring system; Tom and Kevin go over the different types of routers.

Lee travels to Austin, TX to help a homeowner add a drip line to her sprinkler system; Richard compares the strengths and differences between PEX and copper piping; Nathan repairs a door hinge by using some wooden dowels, epoxy, and longer screws.

The AskTOH team helps a Cape Cod couple build an outdoor shower.

The AskTOH team helps a Cape Cod couple build an outdoor shower.

Lee travels to Austin, TX to help a homeowner add a drip line to her sprinkler system; Richard compares the strengths and differences between PEX and copper piping; Nathan repairs a door hinge by using some wooden dowels, epoxy, and longer screws.

Lee travels to Austin, TX to help a homeowner add a drip line to her sprinkler system; Richard compares the strengths and differences between PEX and copper piping; Nathan repairs a door hinge by using some wooden dowels, epoxy, and longer screws.

Lee travels to Austin, TX to help a homeowner add a drip line to her sprinkler system; Richard compares the strengths and differences between PEX and copper piping; Nathan repairs a door hinge by using some wooden dowels, epoxy, and longer screws.

Lee enlists the help of an arborist to diagnose fungal disease in a homeowner's pine tree; Kevin and Lee checked how the fungal treatment plan worked; Nathan travels to Detroit and teaches a new homeowner how to perform maintenance inspections.

Tom teaches a young fan how to build a tool box; Scott installs smart smoke and carbon monoxide detectors in Charlotte; Richard diagnoses a leaking temperature and pressure relief valve and installs an expansion tank to fix it.

Lee enlists the help of an arborist to diagnose fungal disease in a homeowner's pine tree; Kevin and Lee checked how the fungal treatment plan worked; Nathan travels to Detroit and teaches a new homeowner how to perform maintenance inspections.

Lee travels to Austin, TX to help a homeowner add a drip line to her sprinkler system; Richard compares the strengths and differences between PEX and copper piping; Nathan repairs a door hinge by using some wooden dowels, epoxy, and longer screws.

Richard demonstrates how to maintain a mini split and shows how to properly clean the indoor and outdoor components.

Richard demonstrates how to maintain a mini split and shows how to properly clean the indoor and outdoor components.

Jenn explains how to care for echinaceas; Mark explains how to cut stone with a saw and chisel; Richard replaces a kitchen sink and faucet; Tom helps a homeowner wrap up a few kitchen projects.

Lee and Kevin explain two different processes to keep lawns looking lush and green; Heath investigates a homeowner's high electrical bill by installing a smart home energy monitoring system; Tom and Kevin go over the different types of routers.

Lee and Kevin explain two different processes to keep lawns looking lush and green; Heath investigates a homeowner's high electrical bill by installing a smart home energy monitoring system; Tom and Kevin go over the different types of routers.

Heath performs an electrical inspection; the team share more Home Inspection Nightmares; Tom helps two homeowners meticulously restore their antique front door using a variety of techniques.

Lee travels to Austin, TX to help a homeowner add a drip line to her sprinkler system; Richard compares the strengths and differences between PEX and copper piping; Nathan repairs a door hinge by using some wooden dowels, epoxy, and longer screws.

Jenn speaks to a nonprofit that is creating urban pollinator gardens around Detroit.

Richard replaces a small radiator with one that's the correct size; Roger demonstrates the importance of sunscreen on the jobsite; in Milwaukee, mason Mark McCullough makes his first house call to teach a homeowner how to repoint brick.

Lee travels to Austin, TX to help a homeowner add a drip line to her sprinkler system; Richard compares the strengths and differences between PEX and copper piping; Nathan repairs a door hinge by using some wooden dowels, epoxy, and longer screws.

Lee travels to Austin, TX to help a homeowner add a drip line to her sprinkler system; Richard compares the strengths and differences between PEX and copper piping; Nathan repairs a door hinge by using some wooden dowels, epoxy, and longer screws.

Lee travels to Austin, TX to help a homeowner add a drip line to her sprinkler system; Richard compares the strengths and differences between PEX and copper piping; Nathan repairs a door hinge by using some wooden dowels, epoxy, and longer screws.

Richard and Nathan retrofit a new dishwasher into an old kitchen; Mauro paints wood paneling; Tom and Kevin turn a French rolling pin.

Lee travels to Austin, TX to help a homeowner add a drip line to her sprinkler system; Richard compares the strengths and differences between PEX and copper piping; Nathan repairs a door hinge by using some wooden dowels, epoxy, and longer screws.

Lee travels to Austin, TX to help a homeowner add a drip line to her sprinkler system; Richard compares the strengths and differences between PEX and copper piping; Nathan repairs a door hinge by using some wooden dowels, epoxy, and longer screws.

Lee travels to Austin, TX to help a homeowner add a drip line to her sprinkler system; Richard compares the strengths and differences between PEX and copper piping; Nathan repairs a door hinge by using some wooden dowels, epoxy, and longer screws.

Jenn speaks to a nonprofit that is creating urban pollinator gardens around Detroit.

Jenn speaks to a nonprofit that is creating urban pollinator gardens around Detroit.

Jenn speaks to a nonprofit that is creating urban pollinator gardens around Detroit.

Jenn speaks to a nonprofit that is creating urban pollinator gardens around Detroit.

Jenn speaks to a nonprofit that is creating urban pollinator gardens around Detroit.

Richard installs a shutoff valve for washing machine supply hoses; Ross and Heath discuss the progression of EV chargers; Jenn discusses ornamental grasses; Nathan helps a homeowner repair her deck.

Kevin and Tom travel to Montana to set up an accessible home gym for a Navy SEAL veteran; Mauro shares how to select the right paint color; Mark updates a fireplace with a stacked stone veneer.

Ross troubleshoots a Miami home's hot and cold spots; AskTOH highlights metal fabricator and successful business owner Shelby Barnhart; Mauro demonstrates how to remove a shellac finish that was improperly applied to a wood window trim.

Jenn speaks to a nonprofit that is creating urban pollinator gardens around Detroit.

Jenn speaks to a nonprofit that is creating urban pollinator gardens around Detroit.

Nathan builds a display case to store his grandfather's U.

Jenn speaks to a nonprofit that is creating urban pollinator gardens around Detroit.

Jenn speaks to a nonprofit that is creating urban pollinator gardens around Detroit.

Jenn speaks to a nonprofit that is creating urban pollinator gardens around Detroit.

Ross troubleshoots a Miami home's hot and cold spots; AskTOH highlights metal fabricator and successful business owner Shelby Barnhart; Mauro demonstrates how to remove a shellac finish that was improperly applied to a wood window trim.

Ross troubleshoots a Miami home's hot and cold spots; AskTOH highlights metal fabricator and successful business owner Shelby Barnhart; Mauro demonstrates how to remove a shellac finish that was improperly applied to a wood window trim.

Ross troubleshoots a Miami home's hot and cold spots; AskTOH highlights metal fabricator and successful business owner Shelby Barnhart; Mauro demonstrates how to remove a shellac finish that was improperly applied to a wood window trim.

Ross troubleshoots a Miami home's hot and cold spots; AskTOH highlights metal fabricator and successful business owner Shelby Barnhart; Mauro demonstrates how to remove a shellac finish that was improperly applied to a wood window trim.

Ross troubleshoots a Miami home's hot and cold spots; AskTOH highlights metal fabricator and successful business owner Shelby Barnhart; Mauro demonstrates how to remove a shellac finish that was improperly applied to a wood window trim.

Richard travels to the Grand Canyon. Then, he helps a homeowner with hard water by installing a new type of water softener; in Future House, Ross demonstrates a home organization app; in Build It, Tom builds a shadow box using wood from an old door.

Tom teaches a young fan how to build a tool box; Scott installs smart smoke and carbon monoxide detectors in Charlotte; Richard diagnoses a leaking temperature and pressure relief valve and installs an expansion tank to fix it.

Ross explains common ductwork noises and offers some solutions; Lee helps a homeowner fix her dead lawn by teaching aerating and overseeding; Mark travels to Austin, Texas to repair cracked stucco over concrete foundation.

Ross troubleshoots a Miami home's hot and cold spots; AskTOH highlights metal fabricator and successful business owner Shelby Barnhart; Mauro demonstrates how to remove a shellac finish that was improperly applied to a wood window trim.

Ross troubleshoots a Miami home's hot and cold spots; AskTOH highlights metal fabricator and successful business owner Shelby Barnhart; Mauro demonstrates how to remove a shellac finish that was improperly applied to a wood window trim.

A homeowner has never tiled before, so Tom teaches her how using a simple technique; Richard demonstrates a wireless leak detector that prevents floods; Jenn installs a water feature that collects and reuses rainwater.

Ross troubleshoots a Miami home's hot and cold spots; AskTOH highlights metal fabricator and successful business owner Shelby Barnhart; Mauro demonstrates how to remove a shellac finish that was improperly applied to a wood window trim.

Ross troubleshoots a Miami home's hot and cold spots; AskTOH highlights metal fabricator and successful business owner Shelby Barnhart; Mauro demonstrates how to remove a shellac finish that was improperly applied to a wood window trim.

Ross troubleshoots a Miami home's hot and cold spots; AskTOH highlights metal fabricator and successful business owner Shelby Barnhart; Mauro demonstrates how to remove a shellac finish that was improperly applied to a wood window trim.

Ross explains common ductwork noises and offers some solutions; Lee helps a homeowner fix her dead lawn by teaching aerating and overseeding; Mark travels to Austin, Texas to repair cracked stucco over concrete foundation.

Ross explains common ductwork noises and offers some solutions; Lee helps a homeowner fix her dead lawn by teaching aerating and overseeding; Mark travels to Austin, Texas to repair cracked stucco over concrete foundation.

Ross explains common ductwork noises and offers some solutions; Lee helps a homeowner fix her dead lawn by teaching aerating and overseeding; Mark travels to Austin, Texas to repair cracked stucco over concrete foundation.

Ross explains common ductwork noises and offers some solutions; Lee helps a homeowner fix her dead lawn by teaching aerating and overseeding; Mark travels to Austin, Texas to repair cracked stucco over concrete foundation.

Ross explains common ductwork noises and offers some solutions; Lee helps a homeowner fix her dead lawn by teaching aerating and overseeding; Mark travels to Austin, Texas to repair cracked stucco over concrete foundation.

Roger helps a homeowner reseed a dead section of lawn and blend it in with the rest of the yard; Richard shows the basics of changing a toilet; in Future House, Ross sees an off-grid home in South Carolina that's testing commercial HVAC equipment.

Richard replaces a small radiator with one that's the correct size; Roger demonstrates the importance of sunscreen on the jobsite; in Milwaukee, mason Mark McCullough makes his first house call to teach a homeowner how to repoint brick.

In this heartfelt tribute episode of AskTOH, we honor the incredible legacy of Roger Cook, a landscape contractor, dedicated teacher, and beloved member of the TOH family.

Ross explains common ductwork noises and offers some solutions; Lee helps a homeowner fix her dead lawn by teaching aerating and overseeding; Mark travels to Austin, Texas to repair cracked stucco over concrete foundation.

Ross explains common ductwork noises and offers some solutions; Lee helps a homeowner fix her dead lawn by teaching aerating and overseeding; Mark travels to Austin, Texas to repair cracked stucco over concrete foundation.

Richard breaks down the differences between water filters; Roger removes a tree that's leaning dangerously toward a house; Tom demonstrates different ways to locate studs in a wall; Scott installs a smart garage door opener.

Ross explains common ductwork noises and offers some solutions; Lee helps a homeowner fix her dead lawn by teaching aerating and overseeding; Mark travels to Austin, Texas to repair cracked stucco over concrete foundation.

Ross explains common ductwork noises and offers some solutions; Lee helps a homeowner fix her dead lawn by teaching aerating and overseeding; Mark travels to Austin, Texas to repair cracked stucco over concrete foundation.

Ross explains common ductwork noises and offers some solutions; Lee helps a homeowner fix her dead lawn by teaching aerating and overseeding; Mark travels to Austin, Texas to repair cracked stucco over concrete foundation.

In this heartfelt tribute episode of AskTOH, we honor the incredible legacy of Roger Cook, a landscape contractor, dedicated teacher, and beloved member of the TOH family.

In this heartfelt tribute episode of AskTOH, we honor the incredible legacy of Roger Cook, a landscape contractor, dedicated teacher, and beloved member of the TOH family.

In this heartfelt tribute episode of AskTOH, we honor the incredible legacy of Roger Cook, a landscape contractor, dedicated teacher, and beloved member of the TOH family.

In this heartfelt tribute episode of AskTOH, we honor the incredible legacy of Roger Cook, a landscape contractor, dedicated teacher, and beloved member of the TOH family.

In this heartfelt tribute episode of AskTOH, we honor the incredible legacy of Roger Cook, a landscape contractor, dedicated teacher, and beloved member of the TOH family.

Heath installs landscape lights in a garden; Richard explains how siphons work and how they are used to make a toilet work; Tom organizes tools with pegboard; Mark helps a homeowner redo his walkway.

It's the holiday season at the AskTOH barn!

Tom fixes a window that was not hung properly and is now letting air in; Mark demonstrates how to clean brick with acid; Ross finds a solar panel that can generate drinking water from thin air.

Tom and Kevin build mudroom cubbies; Jenn goes over different types of mulch and how they can enhance a garden's health and aesthetic; Mauro and Kevin paint the mudroom cubbies that Tommy and Kevin previously built using a paint sprayer.

In this heartfelt tribute episode of AskTOH, we honor the incredible legacy of Roger Cook, a landscape contractor, dedicated teacher, and beloved member of the TOH family.

In this heartfelt tribute episode of AskTOH, we honor the incredible legacy of Roger Cook, a landscape contractor, dedicated teacher, and beloved member of the TOH family.

Roger teaches his apprentice how to not only repair a damaged walkway, but also how to identify what caused the damage so it can be prevented in the future; Tom patches a chipped wood floor using a Dutchman and hand tools.

In this heartfelt tribute episode of AskTOH, we honor the incredible legacy of Roger Cook, a landscape contractor, dedicated teacher, and beloved member of the TOH family.

In this heartfelt tribute episode of AskTOH, we honor the incredible legacy of Roger Cook, a landscape contractor, dedicated teacher, and beloved member of the TOH family.

In this heartfelt tribute episode of AskTOH, we honor the incredible legacy of Roger Cook, a landscape contractor, dedicated teacher, and beloved member of the TOH family.

Mark tests out different tools that collect silica dust more efficiently; Richard shims a wobbly toilet; Kevin heads to the Catskills to build a wooden slice table with Jimmy Diresta, a maker who's famous online for his how-to videos.

Richard heads to Milwaukee to install an instantaneous water heater; Tom demonstrates some techniques for cutting straight edges with a circular saw; Mark rebuilds a retaining wall that was stacked with the wrong material.

Richard shows Kevin the proper way to ventilate a sink; in Nashville, Tom converts a regular door into a Dutch door; Jenn updates a landscape by moving around, dividing, and pruning the current plants in the yard.