Remove Moss From Roof With Bleach

Moss may look quaint atop your house but it can greatly shorten a roof s lifespan.

Remove moss from roof with bleach.

When the moss is dead scrub it off then install zinc flashing to prevent more moss growth. Moss may grow on parts of your roof sidewalks or driveway that aren t directly exposed to the sun. Brush down from the top of the roof toward the ground to loosen and remove the moss. Spray any plants and grass underneath the roof with water again once the process is.

Using bleach is recommended by most shingle roof manufactures and the arma asphalt roofing manufactures association. Moss is a collection of a bunch of smaller plants that have grown together. Oxygen bleach however will kill the moss without harming your roof. The reason you shouldn t use bleach to remove moss from your roof has to do with the composition of your shingles.

Your shingles are made of a fiberglass mat that is covered with protective oils tar and asphalt. Moss growing on a roof lifts the shingles and allows water to seep underneath and rot the roof deck. The bleach will kill off any leftover moss over the next couple of days. If the moss continues to grow it can damage your roof or concrete.

To remove moss you first have to kill it. 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. The bleach will kill the algae or moss but rinsing won t necessarily leave the roof sparkling clean. It is this very oil tar and asphalt which protect your shingles from the elements.

Remove moss in just 3 steps and keep it off for good. Chlorine bleach will do the job but it can damage or discolor certain types of roofing such as wooden shingles. In the pump sprayer pour a mixture of roughly 1 3 a gallon of bleach to 1 gallons of water. Moss roots are thin and loosen from your roof through contact with the bleach.

Chemical solutions can adversely affect the environment as well as damage foundation plantings growing beneath roof overhangs. Spray the bleach mixture on the roof. According to tim carter author of the nationally syndicated column ask the builder bleach will kill the moss growing on your roof. Algae will disappear and wash away with subsequent rains the association advises.

Remove the harness system from the roof. Wind sunlight water etc. They thrive in shady locations. Do this at the end of the cleaning solution s time frame just before you rinse the roof with water.

1 to 3 cups chlorine bleach 2 gallons of water. Use a solution of bleach vinegar or dish soap for this. Opt for the least toxic moss killer.