Cut the sheeting with scissors at the end of the wall.
Plastic over insulation in attic.
If you add more insulation on top of what is already there be sure to use unfaced batts which do not have a paper backing or have another layer of insulation blown into your attic on top of the existing insulation.
Seal the insulation by stapling a polymembrane sheet over it.
Move down the wall and staple the sheeting to the studs over the insulation until reaching the end of the wall.
For the same reason insulation shouldn t touch the roof s underside.
Continue in the same manner until the bottom row is complete.
Go to the second wall and install the sheeting over the insulation just like the previous wall.
Squirt a bead of acoustical caulk sealant designed for use with a poly vapor barrier along the bottom and top of the wall where the plastic meets the floor or ceiling.
As part of an energy audit program last year a contractor told us to install 8 thick fiberglass paper faced insulation between the rafters to keep any heat that came through the attic floor from escaping through the roof and to also install 6 ml plastic over all the insulation.
Install plywood flooring over insulation located in the floor.
Six mil polyethylene plastic comes in rolls of various dimensions.
Plastic isn t recommended in this situation because it would create a second vapor barrier that can trap moisture and result in condensation and mold.
Suggestions for covering exposed insulation include the following.
Staple plastic or foam baffles to the roof sheathing near the eaves to keep the material away.
Install paneling or sheetrock over insulation located in the wall.
Press the poly firmly into.
Purchase plastic in dimensions that limit the number of seams between plastic sheets.
Install the plastic sheeting only after the.