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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

It's the holiday season at the AskTOH barn! Tom and Kevin build a toy box for Tom's grandson; Kevin travels to UL Laboratories in Chicago to learn about preventing fires from holiday decorations; the guys exchange gifts.

It's the holiday season at the AskTOH barn! Tom and Kevin build a toy box for Tom's grandson; Kevin travels to UL Laboratories in Chicago to learn about preventing fires from holiday decorations; the guys exchange gifts.

It's the holiday season at the AskTOH barn! Tom and Kevin build a toy box for Tom's grandson; Kevin travels to UL Laboratories in Chicago to learn about preventing fires from holiday decorations; the guys exchange gifts.

It's the holiday season at the AskTOH barn! Tom and Kevin build a toy box for Tom's grandson; Kevin travels to UL Laboratories in Chicago to learn about preventing fires from holiday decorations; the guys exchange gifts.

It's the holiday season at the AskTOH barn! Tom and Kevin build a toy box for Tom's grandson; Kevin travels to UL Laboratories in Chicago to learn about preventing fires from holiday decorations; the guys exchange gifts.

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 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 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.