They Put R13 In My Attic

Air migrates from warmer spaces toward colder spaces and insulation is designed to help prevent or at least slow that migration.

They put r13 in my attic.

They didn t take an after test. Batt and roll insulation also called blanket insulation are designed to fit between joists and wall stud cavities. We used batt insulation for our project. It is not easily possible to add insulation to your walls.

There are a few other options as well but regardless your walls are insulated and you are not a candidate for additional blown in wall insulation. All my ducts run under the floors single story home w basement. We removed all the blown in insulation. Ensuring your home has the proper attic ventilation according to these guidelines however can save yourself the stress and hassle of an emergency roof repair.

What is the right insulation for an attic. According to that test my house was 1370 cfm 50 pascals. I ve always said adding insulation to your attic is some of the best money you can spend to make your house more energy efficient but whether to use faced or unfaced insulation is a great question. Determine the type of insulation needed for your attic.

Drill holes in the sheathing and blow insulation into the empty wall cavity before installing the. Wall insulation whenever exterior siding is removed on an. 1971 1990 yes your walls have a 3 5 thick r 11 fiberglass batt in them with near certainty. When the insulation guys came did their test before doing the insulation it was 2500 cfm 50 pascals so not sure who to believe.

Instead of insulating the garage attic. I put the insulation on top of the baffles with the paper facing out into the attic and not against the baffles. Cool air in hot air out. Put down r38 and the a second layer of no paper on top of that with covers for all the recessed lights.

If the fiberglass within your wall cavity or in your attic becomes wet from a leaky roof or burst pipe it will lose insulating effectiveness until the material dries. Coping with wet insulation. Commonly used for diy projects they work well in open spaces like attic floors. I don t have any ducts in the attic.

Homeowners also should insulate a garage completely including in the attic above it if they plan on turning the garage into another air conditioned room. After i put in all the baffles. 1990 today yes starting around 1990 the r value was bumped up to r 13.