Ask This Old House

Rust staining solutions; installing a pass-through in a load-bearing wall; replacing a fence gate.

Citrus greening; replacing an old vinyl peel-and-stick floor with ceramic tile.

Beneficial insects; resizing a front door; repairing an outdoor garden faucet.

Practical solutions for drought; replacing an old-fashioned toilet.

Repairing structural problems; wiring for a new ceiling fixture and switch in the living room.

Installing a natural gas line for a new grill; hanging a heavy mirror on a masonry chimney.

Roger follows up with a beekeeper regarding honey harvesting; adding outlets to a home.

Honey harvesting; adding outlets.

Hydroponic garden; installing a hot and cold water outdoor faucet.

Connecting a basement lighting system to one switch; air conditioning maintenance; crabapple tree.

Tom replaces a broken window with a safer one; Richard shows a homeowner how to rotate a toilet.

Building a watertight fire pit cover; upgrading and venting a bathroom sink.

Installing interior window trim; wiring an above ground pool.

Removing overgrown shrubs; snaking drains; replacing damaged pieces of vinyl siding.

Installing a ductless heating and cooling system; hearing protection; repairing a plaster ceiling.

Transforming an old backsplash; installing a new kitchen faucet.

Replacing broken sash cords; planting bulbs; Roger shows a homeowner how to plant bulbs.

Building a basic entry shelf from poplar and plywood; wiring for outlets and lighting.

Replacing an undersized ceiling fan; visiting a bonsai nursery.

Lightning protection system; installing a reverse osmosis filter for drinking water.

Installing landscape lighting; replacing a water main shutoff.

Replacing a mailbox damaged by a snowplow; window anatomy; reusing an old door in a new opening.

Kitchen island dimensions; quieting a noisy baseboard heating system; adding light to a kitchen.

Planting an indoor tropical garden; changing the temperature on water heaters; building a flag.

Installing an electric vehicle charger; installing a new kitchen sink.

Installing a thermostat that interfaces with a smartphone to save energy; photovoltaic solar array.

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.

Installing a backsplash; wireless leak detector; a water feature 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.

Fixing a window; cleaning brick with acid; a solar panel that generates 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.

Ventilating a sink; converting a regular door into a Dutch door; updating a landscape.

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

Roger tends to a newly seeded lawn; Tom visits a computer-based workshop in San Francisco.

Richard repairs a water system that has air in it; Mauro teaches a homeowner how to paint a room.

In the aftermath of Hurricane Harvey, the team heads to Texas to follow the rebuilding effort.

Installing a metal railing using anchoring cement; the pros and cons of steam heat.

Replacing a water main shutoff; building a planter out of an animal feeding trough; building 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.

Refacing a granite fireplace; starting an organic garden; replacing a kitchen faucet.

Making a drafty door weathertight; cleaning a paintbrush; battery-operated lawn tools.

Net zero energy housing; wrenches; console table using a maple slab with a live edge on it.

Installing a plunge pool; insulating an attic; selecting and installing an electric water heater.

Making concrete; replacing a broken pane in a basement window; International Space Station.

Installing a front walkway using natural stone; painter's tape; building a headboard.

Installing a garage heater; the basics of sanding; installing a do-it-yourself security system.

Installing crown molding on cabinets with full overlay doors; toilet seats; stripping wallpaper.

Building a modern storage bench; replacing a cartridge in an old shower valve.

Tools that make good gifts; designing a tropical landscape; changing the swing of an entry door.

Mark and Mauro repair and update a fireplace surround; Tom explains drip edges.

Tom builds a swing set; Nathan builds saw horses; Ross explores automated construction.

Replacing a concrete walkway with brick pavers; installing gas piping; building a farmhouse table.

Kevin sees a seismic retrofit; Mark stains concrete; Richard reroutes a dryer vent.

Nathan upgrades a kitchen to have soft close cabinets; Jenn cleans up an overgrown garden.

Tom replaces a closet door to match the rest of the house; Mauro paints a bathroom.

Jenn installs a vertical garden; Richard learns about advances in toilet engineering.

Mark repairs a retaining wall; Tom talks air compressors; Richard installs a gas dryer.

Mauro paints a metal railing; Richard discusses clogged sinks; Tom builds a wine rack.

Jenn learns about prairie grass; Kevin discusses wildfires; Ross sees a solar panel array.

Jenn upgrades an irrigation system; Kevin builds an outdoor chair with Jimmy DiResta.

Richard updates a water filter; Mark compares jointers; Tom re-caulks a bathtub.

Mark repoints a fieldstone foundation; Mauro smooths over a textured ceiling.

Tom replaces stair treads; Jenn discusses pruners; Richard shortens a gas pipe.

Mark restores a fireplace; Richard and Ross discuss thermostats; Tom hangs a swing.

Nathan repairs a floor; Tom talks table saw techniques; Jenn improves foundation plants.

Richard diagnoses and repairs an HVAC system; Mark patches a brick wall.

Mauro stains a deck; Mark builds a fire; Ross learns about automatic water shutoff valves.

Jenn plants Victorian flowers; Mauro matches paint colors; Tom carves serving utensils.