Annual energy bills go up, and most of the cost literally escapes through walls, windows, and spaces you can’t even see.

It's that time of year. Storms blow in from the Pacific, it's cold and damp and people try to think of ways to keep warm. It's also the time of the year we get questions about insulation: Q:My home ...

At this time of year we need to talk about basic house insulation. Although it has been a nice summer, it won’t be long until we will be using our furnaces regularly. How do you keep the heat inside ...

Q: The insulation in our 50-year-old attic is compacted and the paper facing is crumbling. Can we put new insulation on top of the old? Are blankets or blown-in insulation best? A: It is OK to put new ...

The right insulation will keep your home comfy and your energy costs low. Here’s how to calculate how much you need and what kind to buy. Adding insulation can be a low-cost way to cut energy bills.

Dear Jim: I just stored the Christmas tree up in the attic. There is no insulation on the access door in the ceiling, nor did it seal well. Is much energy lost through there and what can I do about it ...

Q. This week: I know our attic fan wastes energy because I can stand under it in the winter and feel cold. The louvers underneath the fan don't fit all that tightly, and if we don't get up in the ...

Q: My single-level, end-unit condominium, built in the early 1980s, is always cold, despite the fact that the outside walls are insulated and the windows are double glazed. I have a gas furnace in the ...