Brush all contaminated porous insulation such as fabric or foam with a wire brush to remove loose mold.
Mold in attic insulation.
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 is unusual and typically only occurs when an attic suffers from.
Heating ventilation and air conditioning ducts may also.
Photos of mold growth on attic insulation elevated moisture content found in the insulation.
This is typically done with an ulv fogger and sprayed throughout the attic area.
Blocked or insufficient ventilation.
Wet insulation should be removed as quickly as possible and allowed to dry.
Improper exhausting of bathroom fans or dryer vents.
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.
The most common cause of attic mold by far is blocked or insufficient ventilation.
Wooden beams and plywood may be affected and it can be difficult to remove all traces of mold from wooden surfaces.
Replacement of insulation may be necessary if this is the case.
3 fog the attic with a mildicide.
This moisture feeds mold growth.
If the mold growth in the attic is pronounced you may see it presenting atop attic insulation.
Close up of mold growth on white fiberglass insulation.
Cardboard paper or loose fill insulation should be disposed of as these will be practically impossible to clean.
What causes attic mold.
Dryer exhaust vents kitchen exhaust fans and bathroom exhaust fans.