Away With Moss and Algae from Your Roof

Moss and fungus are common growths seen on roofs. There is usually more fungus and moss on roofs in areas without humidity, simply because these growths favor moisture. Moss and fungus growth makes roofs look neglected and can decrease your home’s value and curb appeal. The moss and fungus growth appears as dark streaks on the roof and can spread fairly quickly. No pressure roof cleaning is the solution but it is a dangerous task and should be performed by roof cleaning professionals. DIY homeowners should remember that working on roofs in slippery conditions can only be done under extreme caution.

Power washing: There are homeowners who choose to use a power washer to clean their roofs. There is a debate over whether pressure roof cleaning of asphalt shingles can damage the shingles and cause leaks. If done with care by a professional pressure cleaning expert, a power washing once a year will not damage an asphalt shingled roof. The problem is that many homeowners who decide to power wash do not do it properly, and they allow water to get under the shingles and leak into the home.


Additionally, unless aimed in a downward direction, the force of the pressure roof cleaning washer can cause the shingles to break or loosen. If held downward and at least six inches away from the surface of the shingles, pressure cleaning may not damage your roof. However, do-it-yourself pressure cleaning and especially more than once a year can easily damage or shorten the life of asphalt shingles.

How to clean your roof: If you ever wish to try do-it-yourself pressure wash, you need to have an appropriate roof cleaning product and garden hose. There are several products on the market specifically formulated to remove algae stains from roofs; you must take extreme care to ensure that you follow the manufacturer’s directions when using these products. Before cleaning your roof, contact the manufacturer of the shingles on your roof to see if it has any specific recommendations on pressure cleaning.

Avoid roof replacement: Replacing the roof prematurely is one of the major expenses that buyers are usually not willing to make even if the rest of the house is not in good condition. From there on the probability of finding a buyer might become less likely or the potential buyer will insist on negotiating the cost of the roof replacement work into the price of the particular property. The algae along with mold that does occur on a dirty roof and absorb more heat due to the black pigment, periodic professional no pressure roof cleaning is the best way to avoid this serious predicament; experts will follow safety precautions that will ensure that no one gets hurt in the process.


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