If the moldy area is 10 square feet or less you can handle the job yourself for about 50.
Roof mold remediation.
Next mix 1 quart of bleach 1 gallon of water and cup of trisodium phosphate to make a cleaning solution.
After that spray the solution on your roof let it sit for 15 20 minutes then scrub off the mold.
Over time if untreated mold can destroy a home by breaking down cellulose based materials like wood or ceiling tiles and causing a slow and messy decay.
Most mold professionals are not licensed to perform roof repair.
If the surface is too porous to remove mold completely such as in ceiling tiles you may have to replace it.
Mold remediation is the process of identifying and removing unhealthy levels of mold that have colonized in a home office school or other building.
Then scrub the area to make sure to remove all the mold and mold stains.
The black mold like stains and streaks that appear on roofs particularly light colored asphalt shingles is actually a blue green algae.
Lots of protruding nails through a roof deck preclude wiping or scrubbing the roof decking surface and media blasting might be appropriate in some situations.
By this old house tom silva installs a zinc strip to keep roof algae from coming back.
To kill mold pour 3 concentration hydrogen peroxide into a spray bottle.
Typically you mix one part bleach with three parts water and add a pinch of tsp tri sodium phosphate for an extra strength solution.
Spray the moldy surface completely so that the moldy areas are saturated with hydrogen peroxide.
Leave the surface to sit for 10 minutes while the hydrogen peroxide kills the mold.
Do not launch a costly attic or under roof mold cleanup job for harmless or cosmetic mold growths.
Black mold growth on the underside of your roof and ceiling can be extremely common in some areas.
Scrub mold off hard surfaces such as window sills and tile with detergent and water and dry completely with a rag.
The average cost of mold remediation is 2 325 with most homeowners spending between 1 500 3 150 or 15 to 30 per square foot.
Typically this aspect is performed by a roofing contractor rather than a mold remediation contractor.
Mold remediation roof mold repair.
Finally rinse your shingles with water to wash away the chemicals.
For more porous surfaces like drywall just use a rag so you don t damage the surface with more abrasive cleaners.
A small mold removal job costs an average price of 500 1 500 while a larger job costs around 3 000 6 000.
A very common form of roof mold removal is chlorine bleach.
