7 protect nearby shrubs and lawn with plastic tarps.
Clean moss off roof.
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.
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.
Remove remaining moss with a scrub brush and rinse the roof again.
Step 1 clean up any organic matter on the roof such as twigs leaves or other debris.
6 to kill existing moss and lichen make a cleaning solution of equal parts bleach and water.
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.
5 continue installing zinc strips across length of roof end to end leaving a 1 8 in.
Apply cleaning solution only after the roof and moss are thoroughly wet.
So will detergent another common moss removal myth.
You can remove moss and lichens from your roof by using vinegar as a environmentally friendly weedkiller.
8 spray the cleaning solution onto the shingles using a garden sprayer.
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.
Follow these three straightforward steps to clean off all.
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.
Space between the strips.
For deep stains let the roof dry then reapply the cleaning solution and rinse it off again after no more than 30 minutes.
In addition to rotting and possibly damaging your roof organic material is one of the chief growing places of both moss and lichen.
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.
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.
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.
Scrub at the moss with this mixture until the moss is gone.
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.
Scrape off the moss.