A lot of people think having a backup heat source automatically means they’re ready for a winter power outage—but that’s not ...

Dear Jim: I have an energy-efficient house that is fairly airtight. I installed new windows and doors. Now the indoor air does not seem as fresh as it used to and odors linger. How can I get more ...

Ventilation is one of summer's great conversation topics. But we’re not talking about screened porches or linen pants. We’re talking about the most important warm weather ventilation there is: ...