Tips To Asphalt Shingle Roof Cleaning
Posted: Friday, November 30, 2007
by Steven Briesemeister
Roofer911
Asphalt shingle roof needs cleaning. Many have started to enter this line of business as the services are in great demand. Slowly it is finding a niche for itself in the market and many opportunities in this field are opening up.
The problem and solution is not too difficult provided one understands from the start the dynamics of shingle roofs - how they are set up, what the problems are relating to the types of stains that need attention. It is not any and everybody who can operate a pressure washing company because although the matter is simple nevertheless the fundamentals have to be grasped. The next step is experience leading to technical expertise.
In most cases of roof construction, a layer of felt is first laid out and on top of this other roofing materials are applied. The first shingle layer is known as the starter-course and is installed at the lowest tip of the roof in reverse position. This forms a solid base over which water can run out without sneaking and leaking into the rafters. These are laid between the shingles key ways. A second layer of shingle is installed directly on top of it and the rest of the roofing is laid in the same way going up the line of the roof. This allows the water to run from one level of shingle to another before draining into the gutter. This is the first basic step about roof installation.
Having studied the anatomy of the roof now is the time to think about the remedy - that is cleaning of the roof. The most common roof ailment of the roof is the formation of a fungus growth called Gloeocapsa Magma. It is carried by wind and air and will anchor on any type of roof. It is a silent killer and escapes the casual notice of the owner of the house until already considerable damage has been done and large chunks of the roof space have been taken over. This algae initially looks like dark brown or black marks. It multiplies in humid climate.
The method of roof cleaning is very effective in cleaning this dangerous ugly blemish. Some contractors use a mixture of TSP and bleach that instantly destroys fungus. Others recommend the use of a cleaner that has sodium hydroxide as its base. No matter what solution is used the guidelines of the manufacturer of that specific solution must be followed. Companies will guarantee their own products but not that of others. All however are in one voice and warn that high pressure should under no circumstances be used while roofs are being cleaned. Some contractors use pressure ranging up to 600 PSI. The general rule is using the least amount of pressure and the softest chemical to get the desired result.
There is a great demand for roof cleaning contractors but if anyone wants to seriously opt for this as a livelihood the best is to take a course on the subject conducted by The Power Washers of North America (PWNA). Its itinerary is extremely informative and of practical use. Knowledge will be gained about the different chemicals being used as well as the techniques of application.
As Northern Virginia Roofing Contractors, we takes great pride in maintaining customer satisfaction for all types of new roof installation and roof repair work for residential and commercial roofing accounts. Also, we perform 1 day roof cleaning
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Top-level comments on this article: (2 total)I used a bleach solution to clean my roof. It worked in some areas but some of the areas got actually black. What do you suggest?
I wouldn't recommend roof cleaning with Bleach, it kills plants and degrades the shingles. Try Shingle Shield, which can be purchased at shingleshield , you'll get much better results.Steven
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