It creates a breeding ground for mold and mildew and ruins the air trapping pockets that block heat flow.
Damp insulation in attic.
Large concentrations of this toxic black mold may cause allergies respiratory infections and other alignments.
If you ve got a damp attic you may think that diagnosing the problem is complicated.
And to make matters worse.
Let s look at the phenomenon of the damp attic by dividing them into two categories.
Box out light fixtures.
You may notice small black spots of mold forming on the insulation boxes and even the framework in your attic.
Common causes of condensation in the attic.
Look for water stains on the roof sheathing or damp or moldy spots on attic joists and existing insulation as a clue to where leaks might be.
If the fiberglass within your wall cavity or in your attic becomes wet from a leaky roof or burst pipe it will lose insulating effectiveness until the material dries.
But in the vast majority of cases damp attics have one of just two causes.
In order to prevent attic condensation adequate attic insulation is required.
Ceiling insulation in the.
Even a small pin head sized hole can send gallons of water pouring into your attic over the course of a couple months.
Coping with wet insulation.
The typical expected cause is water penetration from the exterior due to a defective roof covering.
Water is insulation s enemy.
And if they did go in the attic most people don t know what they re looking for.
There are dozens of things that can cause condensation buildups in the attic one of which is a leaking roof.
If the problem is the result of water or moisture penetrating the foundation or floor slab there are many remedial actions which may help.
Allowing moisture to build up inside your attic can lead to a wide range of problems later down the road.
A moist attic means moist insulation and moist insulation is less effective.
Aroof timbers within an attic can become damp from two sources.
And you may be right.
Vented unconditioned attics and unvented conditioned attics.