Ask This Old House

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

Richard and Nathan assist a homeowner upgrade her bathroom better suited for aging in place.

Richard and Nathan assist a homeowner upgrade her bathroom better suited for aging in place.

Richard and Nathan assist a homeowner upgrade her bathroom better suited for aging in place.

Richard and Nathan assist a homeowner upgrade her bathroom better suited for aging in place.

Roger installs a downspout alternative; painter Mauro Henrique explains the differences between various types of paintbrushes; Richard installs a vanity for homeowners who gave up on it 7 years ago; Tom shows closet storage options.

Roger tends to a lawn that was seeded in the summer and is not doing well; Richard goes over low-budget kitchen upgrades; Tom travels to a futuristic workshop in San Francisco to build a stool using computer-based tools.

Mauro demonstrates how to repair cracked drywall; the team tries to guess the correct use of Tom's black inflatable square; walks through the evolution of bricks; Richard shows a homeowner two types of covers to upgrade his radiator baseboards.

Richard and Nathan assist a homeowner upgrade her bathroom better suited for aging in place.

Richard and Nathan assist a homeowner upgrade her bathroom better suited for aging in place.

Richard diagnoses and repairs a water system with air in it; in Open House, Tom analyzes a staircase that is not to code; Mauro makes his first house call to teach a homeowner the basics of painting a room.

Richard and Nathan assist a homeowner upgrade her bathroom better suited for aging in place.

Richard and Nathan assist a homeowner upgrade her bathroom better suited for aging in place.

Richard and Nathan assist a homeowner upgrade her bathroom better suited for aging in place.

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.

Mauro demonstrates how to repair cracked drywall; the team tries to guess the correct use of Tom's black inflatable square; walks through the evolution of bricks; Richard shows a homeowner two types of covers to upgrade his radiator baseboards.

Mauro demonstrates how to repair cracked drywall; the team tries to guess the correct use of Tom's black inflatable square; walks through the evolution of bricks; Richard shows a homeowner two types of covers to upgrade his radiator baseboards.

Mauro demonstrates how to repair cracked drywall; the team tries to guess the correct use of Tom's black inflatable square; walks through the evolution of bricks; Richard shows a homeowner two types of covers to upgrade his radiator baseboards.

Mauro demonstrates how to repair cracked drywall; the team tries to guess the correct use of Tom's black inflatable square; walks through the evolution of bricks; Richard shows a homeowner two types of covers to upgrade his radiator baseboards.

In this special episode of AskTOH, the guys head to Texas in the aftermath of Hurricane Harvey to profile nonprofits working to tear down, clean out, and rebuild homes that were destroyed during the storm.

Mark installs a metal railing using anchoring cement; in Open House, Richard weighs the pros and cons of steam heat; Tom demonstrates the correct way to replace a cracked kitchen floor tile.

Jenn assists a homeowner in choosing tropical trees for his backyard with the help of a fruit tree specialist; Nathan demonstrates a tool that makes asphalt roof work easier; Ross shares some home smart light products on the market today.

Mauro demonstrates how to repair cracked drywall; the team tries to guess the correct use of Tom's black inflatable square; walks through the evolution of bricks; Richard shows a homeowner two types of covers to upgrade his radiator baseboards.

Mauro demonstrates how to repair cracked drywall; the team tries to guess the correct use of Tom's black inflatable square; walks through the evolution of bricks; Richard shows a homeowner two types of covers to upgrade his radiator baseboards.

Richard demonstrates a solution for replacing a water main shutoff; Jenn travels to Tennessee to build a planter out of an animal feeding trough; Mark waterproofs brick; Kevin heads back to Jimmy DiResta's shop to build a sign.

Mauro demonstrates how to repair cracked drywall; the team tries to guess the correct use of Tom's black inflatable square; walks through the evolution of bricks; Richard shows a homeowner two types of covers to upgrade his radiator baseboards.

Mauro demonstrates how to repair cracked drywall; the team tries to guess the correct use of Tom's black inflatable square; walks through the evolution of bricks; Richard shows a homeowner two types of covers to upgrade his radiator baseboards.

Mauro demonstrates how to repair cracked drywall; the team tries to guess the correct use of Tom's black inflatable square; walks through the evolution of bricks; Richard shows a homeowner two types of covers to upgrade his radiator baseboards.

Jenn assists a homeowner in choosing tropical trees for his backyard with the help of a fruit tree specialist; Nathan demonstrates a tool that makes asphalt roof work easier; Ross shares some home smart light products on the market today.

Jenn assists a homeowner in choosing tropical trees for his backyard with the help of a fruit tree specialist; Nathan demonstrates a tool that makes asphalt roof work easier; Ross shares some home smart light products on the market today.

Jenn assists a homeowner in choosing tropical trees for his backyard with the help of a fruit tree specialist; Nathan demonstrates a tool that makes asphalt roof work easier; Ross shares some home smart light products on the market today.

Jenn assists a homeowner in choosing tropical trees for his backyard with the help of a fruit tree specialist; Nathan demonstrates a tool that makes asphalt roof work easier; Ross shares some home smart light products on the market today.

Richard discusses the possible causes and solutions for a frozen air conditioner; Tom fixes an end cap on a stair railing that keeps coming loose; Ross travels to Napa to tour a house that's testing a variety of interconnected smart home devices.

In Nashville, Richard repairs and replaces a leaking shower valve; Roger explains safety features built into all chainsaws; Kevin makes a bucket stool with Ben Uyeda, a maker best known for his design-based online videos.

Mauro transforms a rusty bulkhead to look new with some paint and sanding; Tom explains what combination squares are, their uses, and how to buy a quality one; Mark helps a homeowner repair his crumbling mortar on his brick front stairs.

Jenn assists a homeowner in choosing tropical trees for his backyard with the help of a fruit tree specialist; Nathan demonstrates a tool that makes asphalt roof work easier; Ross shares some home smart light products on the market today.

Jenn assists a homeowner in choosing tropical trees for his backyard with the help of a fruit tree specialist; Nathan demonstrates a tool that makes asphalt roof work easier; Ross shares some home smart light products on the market today.

Mauro teaches a homeowner how to paint a metal door; Mark explains how to match mortar for repointing jobs; Tom teaches apprentice Austin how to make a variety of different wood joints by building simple utility boxes.

Jenn assists a homeowner in choosing tropical trees for his backyard with the help of a fruit tree specialist; Nathan demonstrates a tool that makes asphalt roof work easier; Ross shares some home smart light products on the market today.

Jenn assists a homeowner in choosing tropical trees for his backyard with the help of a fruit tree specialist; Nathan demonstrates a tool that makes asphalt roof work easier; Ross shares some home smart light products on the market today.

Jenn assists a homeowner in choosing tropical trees for his backyard with the help of a fruit tree specialist; Nathan demonstrates a tool that makes asphalt roof work easier; Ross shares some home smart light products on the market today.