Season 6 - Ask This Old House Episodes

Richard shows plumbing devices which prevent in-home floods. Roger replaces overgrown shrubs with "foundation plantings." The guys ask, "What is it?" Tom repairs a rotted windowsill using a two-part epoxy.

Richard shows how to replace the parts inside a toilet tank, Roger shares tips on above-ground sprinklers and lawn watering, and Tom shows how to build a plywood bookcase.

Richard installs a "pressure reducing valve." Roger discusses which types of grass are best for climates and conditions. The guys ask "What is it?" Tom installs crown molding on kitchen cabinets.

This special episode is dedicated to the life and work of tile expert Joe Ferrante. Joe worked on many projects for This Old House and Ask This Old House over 20 years.

Roger shows how to improve a lawn with a "slice seeder." Richard and Tom share how to drive a nail in a tight spot. Kevin gives tips on preparing a home for sale. Richard fixes a ceiling water leak.

Roger replaces a set of rotten wooden stairs with granite. Kevin O'Connor shows the latest technology for deadbolt locks. Richard helps a homeowner replace leaky polybutylene pipes in his house.

Tom installs an old mortised lockset on a new door. Richard helps a homeowner install a pellet stove Roger shows Kevin several different types of lawn mowers which do not require gasoline.

Richard shows kids how to build a soccer goal using PVC pipes. Tom demonstrates how to build a pair of stilts. Roger shows a family how to build a sandbox and make replicas of fossils.

Tom shows how to save energy and money by increasing attic insulation. Roger makes a walkway safer by adding low-voltage landscape lighting. Richard replaces a homeowner’s old kitchen faucet.

Richard helps a pair of Arizona homeowners install a new water softening system. Tom Silva shows a homeowner how to install fiber-cement shingles on his new backyard shed.

Roger helps a homeowner improve her lawn, starting with a simple soil test. The guys ask "What is it?" Richard and Kevin visit a home center to identify several different types of water supply pipes.

Tom shows a homeowner how to replace a leaking skylight. The guys ask "What is it?" Electrician Peg Preble shows Kevin how to troubleshoot and repair a faulty 3-way light switch.

Richard solves a smelly dishwasher. The guys ask "What is it?" Roger helps a homeowner transplant a rose bush. Tom shows Kevin the proper way to change a circular saw blade.

Richard helps a homeowner control her radiator’s temperature. The guys ask "What is it?" Tom helps squeeze a new refrigerator into an opening that's too small. Roger tames a tangle of bungee cords.

Roger Cook helps a homeowner install a new vinyl fence. Then host Kevin O'Connor heads to Omaha, Nebraska, where he helps install a protective epoxy coating on a homeowner's garage floor.

Roger shows Kevin several ways to determine the grade, or pitch, of a landscape. The guys ask "What is it?" Richard repairs a bathtub. Tom and Richard "see" what's inside a wall.

Roger replaces cracked flagstone front steps with bluestone. The guys ask "What is it?" Then, Richard visits a serious cook and helps her replace her old electric stove with a new gas range.

Roger shows an Oregon homeowner an innovative way to handle storm-water runoff. The guys ask "What is it?" Then, Tom shows a homeowner how to refinish her hardwood floors.

Roger picks the perfect Christmas tree and shares tips for keeping it healthy throughout the holidays. The guys ask "What is it?" And Tom shows the proper way to caulk a leaky window.

Roger transforms a backyard into a low-maintenance play area for children. The guys ask "What is it?" Richard shows Kevin how to choose the right portable space heater. Tom fixes a bathroom fan.

In this episode: energy-efficient replacement windows, reducing the energy needed for heating water and improving heating and air conditioning systems to reduce electrical consumption.

Roger Cook removes an old tree that threatens to fall on a homeowner’s house. The guys ask, "What is it?" and Tom brings some character into a room by installing wood trim around a plain doorway.

Richard fixes a jammed kitchen garbage disposal. The guys ask, "What is it?" Kevin learns how to remove exterior paint from cedar siding. Tom shows the do's and don’ts of cutting holes in joists.

Richard helps a homeowner replace a toilet’s broken cast-iron "closet flange". The guys ask, "What is it?", Tom helps a homeowner repair a cracked plaster and Roger shares a tip on digging holes.

Tom Silva shows Kevin O'Connor a few different types of "squares" used for general carpentry. The guys ask, "What is it?" and Roger helps a homeowner build a new patio using concrete paving bricks.

Richard heads to Cleveland, Ohio to help a homeowner replace a bathtub drain trap. Tom helps a homeowner repair a cracked drywall ceiling. Then the guys ask, "What is it?"