Photo: istockphoto.com Leaving the scrap vapor barrier pieces in place for Rockwool insulation, install the vapor barrier on top of the shed roof insulation.

Often installed with the insulation, vapor barriers are usually a layer of aluminum foil or a specially impregnated kraft paper placed on one side of the fiberglass insulation.

When installing the insulation, make sure the vapor barrier faces toward the interior of the house. The bane of fiberglass has always been that it readily sheds small fibers that can irritate the ...

Insulation is placed inside the floor joists with the vapor barrier side (paper adhesive that the insulation is secured to) facing the interior side of the home.

Foam insulation is an exceptional vapor barrier, and when the seams at all butt joints and the corners are taped, it will be very hard for water vapor to get to the cold walls.

I need to add a vapor barrier and wonder about the best one. The foundation consists of granite slabs and rubble stone. It’s got small gaps in it where I see daylight.

The barrier typically comes in the form of sheets of plastic or foil-backed fiberglass insulation and is used during insulation installation to block vapor transmission.

Just tape all overlaps well so no vapor can escape into the crawl space. Once the vapor barrier is in place, you can add insulation in between the floor joists.

Air barriers have been used in many different ways throughout the years, and they’re becoming particularly relevant as energy code requirements evolve. But many questions have surrounded the use of ...

Similarly to fiberglass, blanket insulation is a great soundproofing material, helping to block sound as well as keep heat in ...

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Either unfaced (no vapor barrier) fiberglass blankets or more cellulose can be used. If you want to do the work yourself, fiberglass blankets are the best choice.