Algae On My Siding

Vinyl siding can provide the exterior of your home a fresh clean appearance and requires much less maintenance than paint.

Algae on my siding. While algae stains on exterior walls are principally a cosmetic concern and can be cleaned using scrubbing mild soaps or more aggressive tsp substitute cleaners or detergents there may remain a hidden problem. Last weekend i mixed up some oxygen bleach to clean algae from my lower deck and from the deck railing. Algae on vinyl siding occurs because organic materials such as dust dirt pollen bird droppings and spider webs accumulate on the siding and algae uses it as a food source. Algae growth is most common in areas that are shaded and due to the lack of sunlight remain damp for longer periods of time after it rains.

Maintenance is the first step to preventing the build up of moss algae and mold. Will algae harm your siding. Fortunately algae on vinyl siding will not affect the function of your siding or cause it decompose. The algae may appear brown or green in color and remain damp diminishing the appearance of your home and spreading out over time.

Algae is found on siding that is shaded and stays damp. You may have noticed a green growth on your vinyl siding or gotten an hoa violation letter notifying you that your siding needs to have the green growth cleaned off. To prevent stains you will need to clean your siding thoroughly to kill the algae and prevent it from returning. This is an issue with homes that don t have a proper weather barrier installed underneath the siding which is common in older homes as well as homes where the siding was not properly installed.

Algae on vinyl siding. Unlike mold this type of growth is mainly cosmetic and can be removed using minimal force and a few basic materials. While the growth of algae and mildew doesn t automatically mean there s a problem it can mean that your home is trapping moisture underneath the siding. How to remove algae from siding 1.

I simply dissolved the powder in warm water poured it into a simple garden hand pump. Any building wall that stays damp and shaded may be at higher risk for hidden insect or rot damage.