If you re going to use one of these solutions to remove moss climb down from the roof and cover any landscaping that s in the line of fire with a plastic tarp.
Cleaning moss off roof.
Apply w ith a sprayer and allow the solution to dwell on the roof surface for 15 to 20 minutes and then rinse thoroughly with low pressure water.
The most effective method of cleaning algae and moss from a roof is with a 50 50 mix of laundry strength liquid chlorine bleach and water.
Hose off and brush all moss loose from your roof shingles.
Use the tool to gently lift away matted moss that has gathered on the flat sections of the shingles.
Scrub at the moss with this mixture until the moss is gone.
Scrape off the moss.
Climb up to the roof and begin scraping off dead moss from the shingles using a putty knife or painter s 5 in 1 tool and working from the bottom up.
Most roof cleaning products require at least 20 minutes for it to absorb into the moss.
Apply cleaning solution only after the roof and moss are thoroughly wet.