Is Chipped Styrofoam Good To Insulate My Attic

Yeah if you do a really good job raking the insulation back you can still do a good job with the foam.

Is chipped styrofoam good to insulate my attic.

In an attic the eaves are one of the most critical places to get good coverage with the foam. However in a traditionally insulated attic insulation on the ceiling the attic is vented. When installing foam insulation boards in the attic make sure you start from one corner and work your way around the room. Here s the answer to the question posed in my article title.

But it s harder and the chances of success are lower. Remove all blown in insulation 2. The superattic system utilizes proprietary silverglo rigid foam insulation panels to fully seal and insulate the attic directly beneath the roof rafters and directly inside the gable ends. Step 2 install insulation boards.

Find a diagram of common air leaks here. I think with his method i can achieve 6 8 inches of foam. If you leave the existing insulation in the attic it interferes with the foam installation. Foam board insulation is easy to use and is a great diy way to add some insulation.

That styrofoam insulation will work but it is not cheap per r value however it gives you a great r value per inch. It comes in standard size 4 8 sheets and smaller sizes in many different thicknesses from 1 4 inch to 2 inches. Step 3 place caulking and furring strips. When we seal the attic with spray foam it s as tight as a butter tub.

The superattic system creates a continuous air and insulation barrier directly beneath the attic roof with no thermal bridging to compromise energy. Foam insulation boards can be attached to concrete walls as well and in such a case care should be taken not to chip the cement. Place more foam board pieces perpendicular on top of the joists. Yes using spray foam we have added your attic to the conditioned space.

A lot of builders and homeowners are going with spray foam insulation because of the airtightness benefits but then the questioner mentioned that the spray foam contractor had intentionally left big holes to the outside by not sealing the gable vents. Some types of thicker foam board insulation are available but they may need to be special ordered. Earlier this year i got a question about a home that had spray foam insulation in the attic. Cut foam board to fit in between joists.

Nothing unusual about that.