How To Kill Green Algae On Roof

Copper is more toxic to moss and algae but zinc is much less expensive.

How to kill green algae on roof. Roof moss removal usually requires a broom or heavy stream of water. It takes special care to clean algae roof stains and moss off the roof. Copper strips prevent the growth of moss and algae. One way to clean the roof of algae and moss is with a brush and a little grunt work scrubbing and separating the greens from the roof.

Roof moss removal and algae tips. There are several products on the market specifically designed to remove algae stains from roofs such as wet forget outdoor. Here in oregon mostly blue green algae grows on the outside of the house or on the roof shingles. Roof algae are.

Moss is a thick organic growth. It does its best to kill it and take away the stains. A mixture of trisodium phosphate tsp bleach and water will also remove stains. Attach the strips to the roof using roofing.

It takes the right amount of water pressure and often the addition of professional grade cleaning solutions to truly remove algae and moss from the roof and siding of your home. 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. What you do is put it into a pump sprayer. You should never use home remedies or store bought chemical products to clean algae.

You can purchase sheet metal in rolls and cut it into two to four inch strips. If you re trying to sell your home you may run into issues if you have roof algae. The oxygen bleach starts to go ahead and attack the roof algae. One of the first problems homeowners experience with roof algae has to do with appearance.

Moss is thick algae is paper thin. The only way to take care of it is to use a high base chemical solution like zinc sulfate. Most homeowners only realize they have. 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.

Bleach shouldn t be used either because it can damage your roof. It can also rust your downspouts and cause your shingles to shed their protective granules prematurely. Brushing should start at the top and work down as going up could mess up your shingles. 8 ways roof algae can affect your roof.

Algae is just a thin film of organic growth that can be removed by washing the roof with certified organic oxygen bleach. Some homeowners also try to get rid of algae by using bleach. Bleach is a caustic chemical that can kill your lawn and plants.