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.
Clean moss off roof.
Follow these three straightforward steps to clean off all.
6 to kill existing moss and lichen make a cleaning solution of equal parts bleach and water.
You can remove moss and lichens from your roof by using vinegar as a environmentally friendly weedkiller.
5 continue installing zinc strips across length of roof end to end leaving a 1 8 in.
Scrape off the moss.
8 spray the cleaning solution onto the shingles using a garden sprayer.
Step 1 clean up any organic matter on the roof such as twigs leaves or other debris.
Space between the strips.
Remove remaining moss with a scrub brush and rinse the roof again.
Use the tool to gently lift away matted moss that has gathered on the flat sections of the shingles.
After 15 to 20 minutes rinse the solution off with a sprayer that has enough force to dislodge algae and moss without damaging the shingles.
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.
In addition to rotting and possibly damaging your roof organic material is one of the chief growing places of both moss and lichen.
So will detergent another common moss removal myth.
Power wash roof optional alternatively you can use a power washer 100 the home depot to clean away moss but there are several caveats to consider.
For deep stains let the roof dry then reapply the cleaning solution and rinse it off again after no more than 30 minutes.
To keep the algae from coming back insert 6 inch wide strips of zinc or copper under the row of shingling closest to the roof peak leaving an inch or two of the lower edge exposed to the weather.
Scrub at the moss with this mixture until the moss is gone.
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.
What you don t hear about though is the damage that bleach can do and the long term effects of using bleach to remove moss from your roof.
7 protect nearby shrubs and lawn with plastic tarps.
That way whenever it rains some of the metal molecules will wash down the roof and kill any algae trying to regain a foothold on your shingles.
Remove moss from the roof a layer of green moss might look cozy and rustic atop your house but it can be bad news for your roof.