If you allow large patches of moss to grow on your roof these patches hold water against the surface of.
Moss on flat tar and gravel roof.
Moss and algae tend to grow in damp shaded areas and can cause damage to your roof both directly and indirectly.
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.
A built up roof bur sometimes called a tar and gravel roof is a tried and true style of flat roof.
Advantages of a tar and gravel roof.
Of all the flat roofing options a tar and gravel roof is the most economical.
Safer s de moss specifically made for removing moss is still available but considered a controlled herbicide in many jurisdictions.
Built up roofs or burs also called a tar and gravel roof is a well established and popular style of flat roof that is made up of alternating layers of roofing felt or fiberglass and asphalt that is applied with heat which combine to make a long lasting sturdy roofing system.
Some companies do make specific moss.
It provides excellent protection against uv rays and is an attractive option for windows and decks that overlook the roof.
Moss develops from a spore growing down into the gravel and will retain water freezing in the cold months causing damage to the tar membrane.
Tar and gravel roofing.
Here alternating layers of roofing felt usually fiberglass and hot applied asphalt are combined to create a long lasting roof system.
Preparing and coating tar and gravel roofs can be extremely difficult with a traditional roof coating approach.
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.
Does it do more damage to leave the moss growing on your tiles or does removing it harm your roof even more.
The traditional roof coating system simply do.
A flat roof of any kind of material can become a host to moss.
Removing the moss from your roof is a topic that is widely debated.
Tar and gravel roofs sometimes referred to as conventional built up roofing or bur roofs tar and gravel roofing is a system of flat roofing protection that is budget friendly and can have a lifespan of up to 30 years.
Gravel is an excellent fire retardant.
Also a tar and gravel roof is very rugged and safe to walk on.
If you cannot find it in stores check google you can t mechanically remove this moss without bothering all the gravel perhaps even the roof.
Moisture promotes wood rot and concrete decay.
If moss can slowly grow on these areas then.
If you have a home with a flat roof a tar and gravel roof may be a good option for you.