Removing moss mildew fungus and associated stains on roofs roof cleaning is a topic that draws yawns in new england but causes shudders and screams of agony from florida and points south where vegetable life seeks world domination.
Remove green algae from roof tiles.
Roof moss removal usually requires a broom or heavy stream of water.
A mixture of trisodium phosphate tsp bleach and water will also remove stains.
Step 1 clean up any organic matter on the roof such as twigs leaves or other debris.
Tile or mexican tile roofs.
We ll explain more of that in a bit.
Stain solver will remove green algae from.
When leaves and other material collect on your roof a perfect bed is formed for moss and lichens to grow.
Remember work on a cool roof in the shade so the stain solver solution doesn t evaporate.
The shingles look brand new.
Algae is just a thin film of organic growth that can be removed by washing the roof with certified organic oxygen bleach.
Algae grow most often on wood and asphalt shingles or concrete tiles especially if they do not get a lot of sunlight.
Here s what the shingles looked like after removing the green algae.
Wet forget outdoor cleaner works with the wind and the rain to wash away green and black algae stains over time.
Roof algae generally have a black green hue.
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.
If not prevented it will take over the maximum portion of your house.
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.
The only way to take care of it is to use a high base chemical solution like zinc sulfate.
How to remove algae from roof shingles here in oregon mostly blue green algae grows on the outside of the house or on the roof shingles.
You can remove moss and lichens from your roof by using vinegar as a environmentally friendly weedkiller.
It penetrates black algae s defenses and removes the green algae that can grow on the shaded areas of your roof.
Green algae on swing set before using wet forget.
Copper strips prevent the growth of moss and algae.
Wood shingles or wood shakes roofing.
Metal roof or metal roofing.
To remove it you can try wet forget no scrub outdoor cleaner.
There is a time when every roof gets moss mildew or agley due to sun rain and snow.
There are several products on the market specifically designed to remove algae stains from roofs such as wet forget outdoor.
The cleaner can cover 80 100 square feet area quickly with a single bottle.
There is no damage to the shingles.