Mold In Attic Insulation

Even if your roof and windows don t leak though humidity in the attic can lead to the growth of mold.

Mold in attic insulation.

3 fog the attic with a mildicide. Replacement of insulation may be necessary if this is the case. Attics usually have a passive ventilation system in which outside air comes in through the soffit eave vents at the bottom warms up in the attic and escapes through the can or ridge vents at the top because hot air rises. Faulty roof insulation or construction can lead to leaks and a lack of proper ventilation can cause humidity to accumulate.

Mold in attic is fairly common because attics are often damp. Mold growth on the insulation in an attic is much less common than growth on the sheathing or framing. Mold growth in an attic comes as a consequence of excess moisture. If you re layering insulation atop other insulation don t use the kind that has kraft face finish i e paper or foil backing.

This area is less conducive to mold growth because the insulation is relatively warm compared to the roof sheathing. If your roof leaks or any attic windows leak you ve got moisture in your attic and probably need to consider attic mold removal. Unfortunately improper installation or choosing the wrong kind of insulation causes moisture from the lower levels of the home to rise and get trapped in the attic. If the mold growth in the attic is pronounced you may see it presenting atop attic insulation.

This is typically done with an ulv fogger and sprayed throughout the attic area.