Ask This Old House

Installing a whole house fan; livening up a school garden; water heater regulations.

Using a chainsaw; improving the electrical connection to a garage; silencing squeaky floors.

Patching a driveway pothole; shaker table design; giving an old railroad lantern new life.

Why Germany is a leader in energy efficiency; installing a residential wind turbine in Texas.

Household trash; using organic garbage to create soil; why a steam boiler loses water.

Richard installs a self-rimming sink; Scott installs a motion sensor security light.

A garden for monarch butterflies; brightening up a closet; must-have tools for woodworkers.

Ales and lagers; do-it-yourself project to conserve water; avoiding holiday disposal problems.

Helping a new mother childproof her home; fixing an under-counter mount sink; voltage testers.

An electrical solution to ice dams; meteorologist Jim Cantore; snow blower maintenance.

Turning old oak into a coffee table; driveway lawn; avoiding frozen pipes.

Replacing a pedestal sink; fixing an outdoor switch and a wobbly post light.

Installing a new attic staircase; updating a kitchen; blowtorches.

Replacing a front door deadbolt; installing a weather-resistant television on a patio.

Adding a coat rack, shelving and a new door to a closet; leaky toilet; replacing a sconce.

A maple syrup taste test; making maple syrup; creating a backyard chicken coop; USB outlets.

Overhauling an old chimney; installing an exhaust fan in the kitchen; roof shingles.

Installing a light fixture; installing a bathtub overflow drain; insulation R-value.

Converting a front yard into a wildlife oasis; restoring a wood floor; unclogging a sink.

Growing potatoes in Idaho; Jim Cantore talks about weather stations; installing track lighting.

Installing a washer and dryer; adding a chandelier to a dining room; using a power driver.

Repairing an antique door; growing edible herbs indoors; disappearing toilet water.

Adding festive lighting to a deck; fireplace options; tools for first-time gardeners.

Actor Nick Offerman visits the barn; steel pipe shelf; constructing a pond-less waterfall.

Transforming a bookshelf into a secret passage; outdoor house hydrant; tools for electrical work.

Building a home gym for a wounded U.S. Navy SEAL; repairing a faulty doorbell.