A tip for doubling up on attic insulation.
Attic insulation layers.
Although installing insulation in an unheated attic is usually a fairly straightforward job a variety of pitfalls await the unwary.
Thus far you will only have installed one layer of batt insulation above the vapor barrier.
Between the two layers of insulation.
The best approach for a vented attic in a cold climate is installing a layer of drywall with a good coat of latex paint the paint creates a semi permeable vapor barrier.
The insulation fiberglass or cellulose is then placed on top of the drywall with no vapor barrier above or below.
Improper installation can damage attic framing promote mold.
The format of house insulation you need depends on where you put it and if you need to control moisture.
Loose fill or batt the common term for blanket insulation.
For diy attic insulation you ve got two choices.
Once you ve decided which type is best for you examine the material options and prices to home in on the right product.
So with cold weather.
The second step in insulating your attic involves building up the layers of your batt insulation.
Cold areas require a higher r value like an r 49.
Keep your space dry with faced insulation.
Increase your r value by layering insulation.
Both can be added to uninsulated attics or layered over existing material.