Killing Algae On Roof

Softwashing to remove roof algae moss.

Killing algae on roof.

Moss is a thick organic growth. Roofs walks is available as a ready to spray formula and an economical concentrate with two convenient sizes for treating small or large roofs. We use a softwashing technique at sherwood roof cleaning power washing to clean roofs here in fairfield county. The most effective method of cleaning algae and moss from a roof is with a 50 50 mix of laundry strength liquid chlorine bleach and water.

If you wish to prevent reoccurrence of fungus think zinc. It could even travel to neighbors homes spreading the issue throughout the neighborhood. If algae turn into a mold or mildew. Roof moss removal usually requires a broom or heavy stream of water.

After you coat the roof with the bleach and water you can then use your garden hose and spray nozzle to remove the mixture. Lastly but more importantly roof algae can damage health. Apply with a sprayer and allow the solution to dwell on the roof surface for 15 to 20 minutes and then rinse thoroughly with low pressure water. Moss is thick algae is paper thin.

We use chemical solutions that are approved as safe from shingle manufacturers and a low pressure soft wash. This is the only safe way to effectively remove algae and moss from roof shingles. Roof algae may start on your home but it won t be long until you notice similar growth beginning on the roofs of sheds barns and carports. These highly effective moss products rely on ammoniated soap of fatty acids to kill roof moss and algae quickly.

You ll see results in hours. You should start spraying at the top of the roof and then work your way down toward the gutters. As the mixture runs from the top toward the gutters it will coat and loosen the algae and mold on your roof. Other than a less desirable appearance algae doesn t cause any direct problems for your roof and some will tell you that if you don t mind the staining algae isn t an urgent problem that needs to be.

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. Copper strips prevent the growth of moss and algae. Zinc strips left have been used for many years as an algae preventative. When it rains a slight amount of zinc dissolves from the strips and coats the roof inhibiting algae and fungus growth.

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.