Ask This Old House

Installing a new type of water softener; a home organization app; shadow box made of old wood.

Building a tool box; installing smoke and carbon monoxide detectors; fixing a leaking safety valve.

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.

Reseeding a lawn; the basics of changing a toilet; an off-grid home tests commercial HVAC equipment.

Replacing a small radiator; the importance of sunscreen on the jobsite; repointing brick.

Water filters; tree removal; locating studs in a wall; installing a smart garage door opener.

Building a toy box; preventing fires caused by holiday decorations.

Roger teaches how to care for orchids; Tom fixes a window that was not hung properly and is now letting air in; Mark demonstrates how to clean brick with acid; in Future House, Ross finds a solar panel that can generate drinking water.

Repairing a damaged walkway; patching a chipped wood floor.

Testing tools that collect silica dust; shimming a wobbly toilet; building a wooden slice table.

Instantaneous water heater; cutting straight edges with a circular saw; retaining wall.

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.

Roger installs a downspout alternative; Mauro explains paintbrushes; Richard installs a vanity.

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.

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.

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.

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.

Solutions for a frozen air conditioner; fixing an end cap on a stair railing.

Replacing a leaky shower valve; chainsaw safety; making a bucket stool with designer Ben Uyeda.

Painting a metal door; matching mortar for repointing jobs; making a variety of wood joints.

Installing an alternative to a traditional gutter; re-creating the desert on a landscape design.

The safe way to strip paint; basic chiseling techniques; hooking up a refrigerator with an ice machine.

Mark teaches apprentice Krysten how to reface a granite fireplace; Jenn gives some tips on starting an organic garden; Richard helps a homeowner replace her kitchen faucet when she realizes her shutoff valve is broken.

Tom uses multiple techniques to make a drafty door weathertight; Mauro demonstrates the most effective way to clean a paintbrush; Roger and Jenn test out a variety of battery operated lawn tools.