Copper and zinc strips found at home improvement stores can be placed under shingles.
Cleaning moss off wood shingles.
The organisms use your roof shingles as food which slowly deteriorates the materials.
Installing these strips can puncture sealant on the shingles so it s best to do this when placing a new roof.
Using chemicals or detergent to remove the moss is not normally necessary or wise with one exception.
On pathways roofs and other surfaces moss is an issue because it can slowly cause.
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.
A homemade cleaner of one part liquid chlorine bleach to one part of water can also be effective in removing and killing moss that clings to the roof tiles.
Work on one small section at a time which allows you better control of the brush and your scrubbing motions.
Once the roof is clean you can install copper that introduces molecules into the water when it rains.
If chunks of algae or moss or heavy stains remain on the surface after rinsing let the roof dry then spray on the bleach solution again.
Place metal strips under shingles.
You don t want to separate the mineral granules from the shingles.
A mixture of trisodium phosphate tsp bleach and water will also remove stains.
You can try brushing off algae and moss with a brush or broom with medium stiff bristles but don t scrub too hard.
It takes special care to clean algae roof stains and moss off the roof.
Oxygen bleach lightens stains as well and is less harmful to the environment but it doesn t produce as immediate or dramatic an effect as chlorine bleach.
How to kill moss with vinegar.
When it rains the water washes away some of the metal which destroys moss and algae spores.
You should never use home remedies or store bought chemical products to clean algae.
Apply liquid cleaners with a hand pump sprayer or with a pressure washer on the lowest setting so as not to cause any damage to the shingles.
Carefully place a ladder near the area of moss growth and don slip resistant shoes old clothes rubber gloves and eye.
Moss thrives in moist shady environments especially during cool weather.
Hose off and brush all moss loose from your roof shingles.