When leaves and other material collect on your roof a perfect bed is formed for moss and lichens to grow.
Moss tin roof.
You can cut strips of zinc flashing copper and lead work too and slide them under a course of roof shingles to kill lichen and moss growing there or you could just buy these premade strips from shingle shield.
The premade ones are much quicker and probably neater looking.
Adverse weather has a tendency to attract moss onto the shingles and it soon begins to looks ugly.
The biggest difference that you ll find is that metal roofs don t tend to stain from blue green algae or grow moss as frequently otherwise you ll see the same types of dirt.
Anyone who lives in a damp climate will already understand the implications of moss on roof problems.
What you ll find on a metal roof.
But when organic debris like dirt leaves and branches get stuck on your roof they provide a means for your tin roof to hold moisture and breed moss.
The moisture soaked moss could become heavy which can be problematic if the roof corrodes extensively.
The seams between the shingles and the shingles edges also develop moss because they tend to be especially shaded.
You can remove moss and lichens from your roof by using vinegar as a environmentally friendly weedkiller.
Moss on a roof begins with a thin dusting of green that you may notice only from low angles.
Hose off and brush all moss loose from your roof shingles.
Moss itself is a plant while lichen conisist of a fungus and a photosyntheizing plant living together.
This thin layer on the top of the shingles expands and becomes wide thick and mat like.
Over a period of time the moisture can cause your steel roof to corrode especially if the protective zinc coating isn t working anymore and it s allowing moss to grow on your roof.
Since tin roofs don t absorb moisture as much as other roofing materials it s not as easy for moss spores to find a home.
Carefully place a ladder near the area of moss growth and don slip resistant shoes old clothes rubber gloves and eye.