Green Moss On Flat Roof

A green moss covered roof may make you think you ve wandered into a fairy tale complete with a quaint little woodcutter s cottage.

Green moss on flat roof.

Use a low pressure setting on your spray nozzle to avoid damaging your shingles. If you have shingles the shingle edge may also develop moss as they are likely to stay under the shade. The tiny organisms that grow on the roofs and walls of houses can be moss algae lichen or mildew or mold two terms often used interchangeably all can create greenish blotches on siding. This can affect the interior climate of your home and it contributes to roof deterioration.

Create a 50 50 mixture of chlorine bleach and water and spray it generously on the moss. Wear rubber gloves to avoid exposing your skin to the bleach. Moss on a roof begins with a thin dusting of green that you may notice only from low angles. A flat roof of any kind of material can become a host to moss.

Wet the moss by spraying with your hose. As we said about green algae on roofs the presence of these black fungal or algal stains on the roof is an indicator that this roof area is in a shaded spot where you may want to be alert for development of moss or other roof problems but the level of damage from the black fungus or algae is probably low even less than that caused by lichens and certainly less than that caused by moss. While it does not directly damage the building unlike termites for example it can shorten the life of wood metal asphalt concrete or clay roofs simply by encouraging water to stick around in its shallow root system. That s the easy part.

It gradually becomes thick and expands widely. It gets thicken and raise the shingles quickly. Using your brush scrub the moss off of your roof working from top to bottom. Rinse your roof with cold water.

Moisture promotes wood rot and concrete decay will erode asphalt in shingles and can cause staining and buckling in a metal flat roof. How to remove moss from your roof. Moss tends to grow on shady parts of a roof and it interferes with the ability of the roof to reflect sunlight. You can kill moss with any number of commercial products or easy to mix home remedies.

This thin layer on the top of the shingles expands and becomes wide thick and mat like. Clearing the moss from your roof is easy and only takes a few simple steps. Mosses are seen as green dust powder on the top of the roofing. The seams between the shingles and the shingles edges also develop moss because they tend to be especially shaded.

The removal of moss from a flat roof is very important as moss will cause damage to many types of roof coating if allowed to grow as well as rolling into gutters which can cause blockages.