Add a half tablespoon of baking soda into the water in a medium sized spray bottle fill only half the bottle with water.
Remove mold from roof sheathing.
Spraying the roof 1.
Because wood is porous it may be difficult to remove the mold stains from sheathing but you can kill the mold by cleaning the sheathing with bleach and water.
If mold needs to be removed from a roof deck through which roofing nails penetrate hand wiping is not feasible.
The attic space is the last.
Scrub the mold clean before spraying again.
See our media blasting article at mold cleanup media blasting live link is given just below.
Moisture issues in your attic have to be resolved to avoid unnecessary problems.
Mold grows in moisture and leaving it unchecked deteriorates attic sheathing and structural roof elements.
Use a long handled brush to scour the surface of the shingles and loosen stuck on.
Mold remediation contractors use a variety of techniques to address attic mold growth including dry ice blasting hand sanding and encapsulation.
Mix up your cleaning solution.
Another mold remediation option for mold on attic sheathing is dry ice blasting.
To get rid of mold and other types of growth for good it s best to use a powerful.
Why is attic mold removal and prevention important.
There is also a small risk that comes with applying the mold protective sealant in that the sealant can trap moisture in the plywood which will cause it to decompose and decay.
Power cleaning using spray equipment such as media blasting using baking soda or dry ice is very effective for these surfaces.
The first two are effective though often cost prohibitive.
Spray the entire roof thoroughly.
This time let the mixture to dry by itself.
Scrub away the thickest buildup.
Generally tearing off a roof and roof sheathing and perhaps roof framing to remove mold would not be sensible nor cost justified.
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Shake the bottle and spray the mixture to the moldy surface.