Roof Sheathing Insulation Separation Owens Soffit Stops

This is a sure sign that the gutter apron is missing.

Roof sheathing insulation separation owens soffit stops.

Optional air stop insulation block. Eventually the fascia soffits and even the roof sheathing will rot. Rigid insulation installed above roof deck. The vent should extend some distance beyond the top of the horizontal fi brous insulation.

Guide to inspecting attic and under roof ventilation soffit intake how to correct inadequate attic venting to stop attic condensation ice dam leaks attic mold roof structure damage how to detect roof venting deficiencies attic insulation defects and attic condensation problems questions answers about attic moisture condensation ventilation. Attic rafter vents with optional air stop insulation block 2. If insulation is allowed to bunch against the inside slope of the roof between the rafters air will be blocked before it can traverse the attic. Raft r mate attic rafter vents create a space between each rafter for air to flow freely up the rafters and into the attic.

Owens corning raft r mate attic rafter vents. No potential for condensation on the underside of the roof sheathing until moisture levels exceed 40 percent rh at 70 degrees f. Rigid insulation is recommended in this roof assembly to raise the condensation potential above 50 percent rh at 70 degrees f. Fit tightly over the top plate and staple to the top plate.

Bend down at the accordion hinge. If you have gutters but no gutter apron to stop the water it will wick behind the gutter. When rigid insulation is not present. The best time to add gutter apron is when you re getting new.

You may see water stains below the gutter on the fascia and soffit.