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.
Moving algae from spanish tile roofs.
Some of my readers came forward with suggestions and a few companies also supplied information helpful to this research.
Thanks for the guide.
Stop roof algae from coming back.
The clay tile roof shown at left located near xotolar guanajuato mexico is more than 40 years old and shows only minor damage.
Cleaning mold algae and dirt.
For the purposes of this article the terms mildew fungus algae and moss.
Operate your pressure washer at 1 200 psi and keep the nozzle at least one foot away from the tiles as you work.
Algae grow most often on wood and asphalt shingles or concrete tiles especially if they do not get a lot of sunlight.
They can also be ideal for climates in which infrequent rains dump large amounts of water in a short time since many styles are excellent at shedding rainfall from cloudbursts.
The most common class of roof algae is gloeocapsa magma a bacterium that eats water and expels oxygen.
Roof algae generally have a black green hue.
You may think you have roof algae when really you have moss mildew or mold.
Plan to wash clay tiles roofs about every two years to keep mold and algae at bay.
Tile roofing is a great choice for roofs that experience hot weather or exposure to salt air.
Shingle roofs shingles are the winner on price alone.
Barrel roof tile more commonly known as spanish tile or double roman is a term often used to describe the multiple forms of semi cylindrical roofing tile that is laid in an interlocking pattern.
Asphalt shingles will likely set you back somewhere between 3 00 to 5 00 per square foot while tile costs somewhat more with the price for material and installation coming in at anywhere from 4 00 to 5 55 per square foot.
Rent or buy a pressure washer and clean your tile roof using a solution of 1 percent household bleach to water.
We from lse http www lumanet info offering residential and commercial roof clean.
Working on cleaning a tile roof which wasn t cleaned for the last 5 years.
When it comes to tile roofs vs.
That way whenever it rains some of the metal molecules will wash down the roof and kill any algae trying to.
Since starting on a quest for the ideal method of cleaning fungus and algae from roofs i have contacted dozens of individuals and companies.
More discussion on walking on fragile roofs is later in this article.
We recommend against walking on clay tile roofs as you are likely to damage the roof leading to the need for costly repairs.