Pressure Washing Roof Fungus Away May Not Be Preferred
The growth of fungus takes on an appearance that is often misjudged as some other type of biological occurrence. Algae grows on roof tops and can attach itself to various types of surfaces such as asphalt shingles, roof tiles made of clay, and even concrete slab shingles. Slate is also know for it's fungal growth.
Green algae is commonly seen as black and appears as a streaked shadow on roofs. Algae is so common that it is called names that are both slang and sometimes scientifically wrong, even though most people making the reference know they are making a wide generalization.
The word, fungus, has come to mean - any number of bio- growths that attach to tree trunks, home siding, boats, concrete, and roofs. Shady areas are likley more affected by these growths as the conditions are more fertile for the fungus. The one named gloeocapsa magma is a black algae that is often misnamed as mildew or fungus.
There are hundreds of thousands of algae types and they all grow under similar conditions affecting roofs and other structure's appearance. The organisims are naturally a part of the atmosphere and, as airborne substances, literally land on surfaces and thrive under certain humid and seasonal conditions.
It is thought that an increase in these growths is due to the use of limestone as an ingredient in shingles. Stains of outdoor structures can be removed through various methods the best of which is a process called soft washing. High pressure has typically been used to blow off these algae but damage can easlity occur. Soft washing uses a process of chemical reaction, safe and effective.
Some shingles come with a warranty against algae growth in that the manufacturer will agree to pay the price of having the shingles cleaned, not replaced. This warranty is put in place because the makers are aware of the vast amount of algae growth that occurs and the cosmetic difference that comes about due to the collection of such growth. The homeowner knows that mainteance is a part of ownerhship.
Soft washing is a superior method of keeping the siding and roofs looking like new. High pressure was a viable means of cleaning dirt and simple growths from sturctures, including concrete, for decades. Now, soft wash, has become more prevelent as it uses more sophisticaed methods of cleaning with less hazards to the materials. The services offering soft wash will often come and do a free estimate so the homeowner can get good information on the method.
Green algae is commonly seen as black and appears as a streaked shadow on roofs. Algae is so common that it is called names that are both slang and sometimes scientifically wrong, even though most people making the reference know they are making a wide generalization.
The word, fungus, has come to mean - any number of bio- growths that attach to tree trunks, home siding, boats, concrete, and roofs. Shady areas are likley more affected by these growths as the conditions are more fertile for the fungus. The one named gloeocapsa magma is a black algae that is often misnamed as mildew or fungus.
There are hundreds of thousands of algae types and they all grow under similar conditions affecting roofs and other structure's appearance. The organisims are naturally a part of the atmosphere and, as airborne substances, literally land on surfaces and thrive under certain humid and seasonal conditions.
It is thought that an increase in these growths is due to the use of limestone as an ingredient in shingles. Stains of outdoor structures can be removed through various methods the best of which is a process called soft washing. High pressure has typically been used to blow off these algae but damage can easlity occur. Soft washing uses a process of chemical reaction, safe and effective.
Some shingles come with a warranty against algae growth in that the manufacturer will agree to pay the price of having the shingles cleaned, not replaced. This warranty is put in place because the makers are aware of the vast amount of algae growth that occurs and the cosmetic difference that comes about due to the collection of such growth. The homeowner knows that mainteance is a part of ownerhship.
Soft washing is a superior method of keeping the siding and roofs looking like new. High pressure was a viable means of cleaning dirt and simple growths from sturctures, including concrete, for decades. Now, soft wash, has become more prevelent as it uses more sophisticaed methods of cleaning with less hazards to the materials. The services offering soft wash will often come and do a free estimate so the homeowner can get good information on the method.
Source...