Years ago, when few homes had insulation in their outside walls, no one worried about vapor barriers–there was no need for them. But now homes are better insulated, making it necessary to ...

If you fail to have vapor barrier, there is less likelihood of moisture issues within the wall structure, but more likelihood of moisture issues inside due to moisture diffusing into the space through ...

Step 5: Apply vapor barrier over batting for exterior walls. If the insulation will be installed in the exterior walls of the home or you are insulating a garage, then apply a vapor-retardant film ...

Q. A lot of us with older (100 years) homes are getting energy audits with recommendations to blow in cellulose into the empty exterior wall cavities. I have read that without a vapor barrier ...

Years ago, when few homes had insulation in their outside walls, no one worried about vapor barriers–there was no need for them. But now homes are better insulated, making it necessary to ins… ...

The crawl space under my 1910 home is just exposed dirt and leftover building materials. I need to add a vapor barrier and wonder about the best one. The foundation consists of granite slabs and ...

Fitting exterior walls with insulation will reduce heat loss, which in turn should help cut utility bills. While insulating walls and ceilings is a great idea, there are a number of different ...

Foam insulation is generally a polyurethane product, and much of it is sprayed on surfaces or injected into walls. Besides insulating, the foam can serve as a vapor barrier, protect against noise ...

Vapor Barriers vs. Air Barriers. Vapor barriers, also referred to as vapor retarders, are used to control water vapor, a gas, from entering the thermal cavity. Its ability to do so is measured in perm ...

Scripps Howard News Service Dear Dwight: My house was built in 1926 and has cinder-block walls in the basement. I would like to finish the walls with two-by-fours, insulate with a vapor barrier ...

Question: My house was built in 1926 and has cinderblock walls in the basement. I would like to finish the walls with 2-by-4s, insulate with a vapor barrier and cover Beware of vapor barriers ...