Installing House Wrap In Attic

Wrap roof paper up the wall to backup the step flashing.

Installing house wrap in attic.

Choose your insulation type. Calculate how much you need. This makes is extremely difficult to install a rigid thermal barrier over the stud framing. Use a stick 1 4 furring strip with nail in the end works well to help push the barrier into the tight spaces of your attic.

Make sure you have a suitable space for spray foam. Begin by placing an edge of tyvek at one end of the wall leaving a 6 12 inch 15 30 cm overlap over the corner. Before installing determine the insulation material best suited for your home. Five inches up the wall is good for 4 inch step flashing.

Get a low pressure sprayer. Step by step to roof wall connections that don t leak. Perforated house wrap radiant barrier foil 48 wide. Perforated house wrap radiant barrier foil 60 wide.

Always install a kickout flashing. Cut the house wrap so that the roof paper can be tucked underneath. Then the loose material is folded through the openings and fastened securely. Solid double sided radiant barrier foil 48 wide.

Installation of house wrap around the window and door openings involves a y cut from corner to corner in the openings. If stud marks are printed on your tyvek product line them up with the first stud of your wall. Generally disposable and refillable spray insulation tanks are sold as part of a spray. Spray foam insulation 1.

Starting at one end of your attic install our ultima foil breathable radiant barrier over across attic floor joists plywood decking or existing insulation. Install a drainage provision at the bottom of the external siding material if recommended. Bowa has required. Check pipes and vents.

Nails should be at least 1 inch long and spaced 12 to 18 inches on center. The first roll should be plumb with the bottom edge of the wall. How to measure your attic. Choose between open and.

I suggest installing horizontally stacked r 19 unfaced fiberglass batt insulation across the back side anchored to the studs and then covered from roof deck to joist top with house wrap material this material does not have to be air thight. If you want to insulate an area in your crawl space attic or. Use staples or nails specifically designed to hold down house wrap material.