When it rains water flows over the metal strips leaching out moss retardant zinc particles which attach to roof shingles and or tiles to stop new moss from forming.
How to remove moss from your roof shingles.
Cleaning asphalt shingles of clumps of moss or algae that have taken root in the roof can feel like an overwhelming endeavor.
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.
Space between the strips.
There are many ways to remove moss that tends to grow in shaded areas.
Moss itself is a plant while lichen conisist of a fungus and a photosyntheizing plant living together.
Once the moss has been thoroughly eradicated from the roof take steps to keep moss from returning.
It is only advisable to use a pressure washer because you no longer need to worry about the condition of the old roof.
Carefully place a ladder near the area of moss growth and don slip resistant shoes old clothes rubber gloves and eye protection.
5 continue installing zinc strips across length of roof end to end leaving a 1 8 in.
6 to kill existing moss and lichen make a cleaning solution of equal parts bleach and water.
When leaves and other material collect on your roof a perfect bed is formed for moss and lichens to grow.
Again many years of roof life are lost to power washing.
Hose off and brush all moss loose from your roof shingles.
After you have killed the moss on your roof you must remove the dead moss manually or it will act like a sponge and soak up water further promoting decay.
Both tasks work hand in hand to ensure the longest possible lifespan for your roof.
In my experience kill the moss let it die and in a few weeks manually remove the dead moss with a soft cedar shingle it s not easy but it works.
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.
Working safe smart and strategically guarantees your moss removal operations will run smoothly.
Letting the moss slowly roll down your roof and into the gutters just clogs up the gutters downspouts and underground drains.
Less easy but of far greater importance is the next step of removing the dead moss from the roof.