Cleaning moss off roof tiles is generally best done as soon as possible before this soil has a chance to gather.
Moss roof concrete or tile.
It s actually a combination of algae and fungi living together.
Carefully place a ladder near the area of moss growth and don slip resistant shoes old clothes rubber gloves and eye.
Lichen isn t a plant.
Cleaning under high pressure may also contribute to higher rates of wear and tear of the top layer.
Ultimately moss growth on a roof can result in costly repairs and can also reduce the lifespan of your roof.
Moss on roof tiles can cause multiple problems such as wood rotting and the obstruction of drainage points.
Moss has been a favorite subject of many a graduate me being one and it can form a root system into granite go without water for years get submersed for months and even grow in space shuttles so you old concrete roof tiles have little chance.
The reason being in most instances moss on roof tiles is rarely a problem and only needs to be removed if it is blocking gutters outlets and other drainage points on the roof.
That way you always walk onto a dry tile.
Ceramic roof tiles that are not glazed however become porous by age.
Previous step next step.
Moss growing under roof slate and tiles can push the slate out of position allowing rainwater to seep into the roof structure.
When rain finds its way into the roofing structure that s when decay and rot sets in.
In fact it s not even a single organism.
Water blasting concrete and clay tile roofs to remove fungal moss and lichen growths will damage the surface and prematurely erode the factory applied cement based colour coating on modern concrete tiles.
Hose off and brush all moss loose from your roof shingles.
Moss can grow quite quickly and it will grow in between roof tiles filling in the voids and lifting up roof tiles and slates.
And on your roof it usually looks like a green crust that grows in patches.
Now apply the anti moss spray across all the tiles on your roof.
This does not apply to glazed roof tiles.
Clean the roof tiles with a high pressure water spray.