By slowing the transfer of heat between your house and the outdoors, insulation helps keep your living space cooler in the summer and toastier in the winter—all while shrinking your energy bills.

Dear Angie: Is it a good or bad idea to insulate house walls if the exterior is brick and the interior is plaster? It's been recommended that we insulate our walls. The house was built in the 1940s.

Q My blown-in insulation -- Owens Corning, installed in 1993 -- is 12 inches deep. Can I roll blanket insulation over the existing insulation, rolled out perpendicular to the ceiling joists? Should ...

Insulation isn't one of the most glamorous aspects of your home. And hidden away behind your walls, it's easy for the average person to forget that it plays a pivotal role in the function of your home ...

Add Yahoo as a preferred source to see more of our stories on Google. Lofted rooms (cathedral ceilings, vaulted ceilings) are stylish and functional but often come with a major drawback: poor ...

Kelly has over 10 years of experience writing about home design and improvement for many prominent publications. She also spent several years working at a tech startup for an interior design game ...

Proper attic insulation is a game-changer for regulating home temperature and reducing energy bills. When soffit venting isn't part of the equation, insulation requires strategic adjustments to ...

If you're still on the fence about the potential benefits of insulating old homes, know that new studies have revealed that adding or improving insulation in existing homes can help mitigate health ...

Because warm air rises, the attic is the best place to start, particularly for those in colder climates. But any living space adjacent to the outdoors or, say, a transitional space such as a garage ...