I'm often asked by my roofing customers if you find any real benefit to removing moss from a roof. Is it something roofing companies have promoted to increase revenue?
Removing roofing moss from roofs has become big business. Home Improvement stores offer a huge associated with products to eradicate Moss and Lichen from your roofing. But does roof growth actually harm the roof?
There are thousands quite a few types of lichen, but the one commonly found on roofing is Ascomycetes Foliose. Fungus and bacteria combine to create a symbiotic correlation. This leads to the yellow green coral like growth found on roof covers. It is very hardy and will survive long periods of extreme weather.
As a part of the lichens growth cycle it burrows into the roof surface. The key system bonds to the roofing covering. Is actually very this action which causes the destruction to the roof covering. The lichen bonds to the surface of paintwork eventually causing it to flake and sore. On metal tiled roofing the chipped protective coating is often completely removed exposing the tile to rust.
On concrete tile roofing moss will block the interlocking part of the hardwood. This can cause the channels to leak, overflowing water in the living space. In areas subject to frequent frosts the roof damage is worse. Water inside the moss expands on freezing. This can cause harm to the the surface of the roof tile. Tiles become pitted and cracked. Furthermore, the roofing by no means allowed to dry out side. The moss keeps the cover surface constantly damp which speeds up deterioration consequently makes the tiles more porous.
Removal of moss can be achieved within a number of ways. If the moss or Lichen has taken a firm grip for this roof surface, mechanical removal with a brush is not recommended. The moss/Lichen must be killed off first before it's removed. An individual try get rid of it before the root will be dead, it may further damage the top. Moss killers are usually made up of a solution high in Sodium Hypochlorite. Household bleach is not strong enough to kill lichen but it surely may be effective with light moss tumour. Commercial moss killers are 5 times the strength of domestic bleach and can knock both Lichen and moss in. If you are to be able to do the job yourself each day do it in a dry cause. The growth will naturally soak in more mixture whether it is dry. Use a soft brush to work the mixture into high growth places.
Take care when with these products and always follow the manufacturer's instructions. It's a good idea to that offer down pipe from the spouting before you begin. That way you can safely collect the waste and dispose of safely.
A gentler more permanent solution to removing roof moss will be always to use copper strips upon the ridge of the roofing. These provide a mild fungicidal wash over the rooftop when it rains and stops the moss from growing. Copper strips may only be utilized on non metallic roof coverings due to galvanic corrosion. The copper run off will corrode any metal surface referring into contact with including spouting.
To extend the life of your roofing it turns out to be important in order to damage from roof Moss and Lichen. Any investment property on roof cleaning will easily be recouped the particular prolonged lifetime of your rooftops. It will also save you considerable time clearing your gutters and spouting. Furthermore, a clean roof also shows noticed by potential clients that your property has been well taken.