Ask This Old House

Tom travels to Los Angeles to install an electric whole house fan in an attic; Roger and Jenn build a raised-bed vegetable garden with students; something homeowners could try in their own backyards; Richard explains new water heater regulations.

Using a chainsaw; improving the electrical connection to a garage; silencing squeaky floors in a baby's room.

Roger shows how to clean out a driveway pothole and repair it; Tom and Kevin find inspiration in an old Shaker table design and bring history to life; What Is It?; Scott turns a vintage railroad lantern into a modern electric lamp.

Richard and Kevin discover how Germany has become a world leader in energy efficiency; they find answers in the mechanical rooms of a home and a bed and breakfast; Kevin and Ross head to Texas to install a residential wind turbine.

Jenn shows homeowners how to use organic waste to create compost; Richard checks out a troublesome steam boiler to find out why it's losing so much water; the guys ask "What Is It?"

Richard travels to Atlanta to replace a vessel sink with a self-rimming sink; Scott installs a motion sensor security light in a driveway.