To remove moss you first have to kill it.
How to eliminate moss on roof shingles.
6 to kill existing moss and lichen make a cleaning solution of equal parts bleach and water.
But that would only make sense if the shingles were worn out.
Moss growing on a roof lifts the shingles and allows water to seep underneath and rot the roof deck.
It is only advisable to use a pressure washer because you no longer need to worry about the condition of the old roof.
Scrape off the moss.
Moss growing on a roof may or may not be considered attractive or quaint but there is no doubt that extensive moss on a roof can seriously damage the.
Carefully place a ladder near the area of moss growth and don slip resistant shoes old clothes rubber gloves and eye protection.
Use the tool to gently lift away matted moss that has gathered on the flat sections of the shingles.
When the moss is dead scrub it off then install zinc flashing to prevent more moss growth.
Work on one small section at a time which allows you better control of the brush and your scrubbing motions.
7 protect nearby shrubs and lawn with plastic tarps.
A thick growth of moss works like a sponge keeping the roofing damp for long periods and it can lift edges of shingles making them vulnerable to blowing off in a windstorm.
You could replace all the roofing with new shingles dark enough to disguise the staining or with shingles laced with copper granules which are lethal to algae.
The less expensive solution is to spray wash the roof with a 50 percent mix of water and bleach to get rid of the algae.
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.
Cleaning asphalt shingles of clumps of moss or algae that have taken root in the roof can feel like an overwhelming endeavor.
5 continue installing zinc strips across length of roof end to end leaving a 1 8 in.
How to kill moss growth on roof shingles.
Your roofers will need to remove all the shingles on your old roof or they may need to remove the largest chunks of moss with a pressure washer and then apply the new roof.
Hose off and brush all moss loose from your roof shingles.
Once the moss has been thoroughly eradicated from the roof take steps to keep moss from returning.
There are many ways to remove moss that tends to grow in shaded areas.
Before applying a moss remover cleaner use a scrub brush 3 15 the home depot or a long handled soft bristle brush to gently scrape or pluck moss from the roof shingles or tiles.