Using Tyvek In Attic

This makes is extremely difficult to install a rigid thermal barrier over the stud framing.

Using tyvek in attic.

Use portable scaffolding not a ladder when covering tyvek over high areas. There are some electrical wires running through the attic. When installed adjacent to an air space the attic wrap will probably raise the r value of the air space from about r 1 to about r 2. Cover attic insulation with tyvek.

Whether using dupont tyvek homewrap tyvek commercialwrap or dupont tyvek stuccowrap under brick it is important to follow brick manufacturer s guidelines regarding the use of an air space between the brick veneer and sheathing. Dupont tyvek wrap cap screws and 1 1 4 or 2 metal gasketed washers with screws should be used for steel frame construction. Third many side attic knee wall areas are very restrictive in accessiblity and working height. However because insulation i removed had the vapor barrier attached we needed to install a new barrier.

What can i put over the cellulose to keep the dust down poly or tyvek. To attach tyvek in wood frame construction use dupont tyvek wrap cap nails dupont tyvek wrap cap staples other cap staples for the stinger cap stapler. Question blown in cellulose insulation in my attic floor is dusty and i d like to use part of the attic for storage putting plywood on the floor where needed. Overlap the tyvek rolls by at least 6 inches 30 cm.

Typically this space is 1 2 and will act as a drainage plane if incidental moisture were to penetrate the brick. I added a lot of fiberglass insulation to my attic floor and now have nearly 20. Dupont s tyvek attic wrap is basically a type of plastic housewrap with a metallized surface. The use of foil faced even fsk materials should never be installed after the cavity insulation has been installed.

I would also seal all seams with tape. Make sure to cover the entire wall surface thoroughly or air and water protection could be significantly reduced. I had not really been clear about the differences between an air infiltration barrier tyvek and a vapor barrier paper on insulation which i assume is basically kraft paper i plan to leave the paper on but cover it with tyvek. The side attic in a 1 storey house is a cold zone that is both above and beside warm zones.

I am now wondering if i could get a more thorough seal by simple laying tyvek house wrap over the existing fiberglass and sealing the perimeter to the top plate all around the house. Dear barryothanks for your input regarding my idea of putting tyvek over insulation between rafters in my attic. 22 2010 12 40 a m. Ideally there would be a vapor barrier between the main floor drywall ceiling and the joists.