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Visible movement of wooden boards and gaps between!
Vertical wall application without extra bitumen glue can cause peel off shingles especially with lack of ventilation and movement of the wooden deck!
Failure of buckled shingles on façade because of movement of the wooden boards!
Visible movement of wooden boards and gaps between!
Vertical wall application without extra bitumen glue can cause peel off shingles especially with lack of ventilation and movement of the wooden deck!
So be sure to follow the recommended application method, in order to create an impressive end result on your roof and wall. Good luck!
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Removing algae and moss from your roof
When living in a humid area, it’s possible your roof is covered with moss, algae or lichens. They can grow on every type of roofing material: bitumen shingles, concrete and/or ceramic tiles, slates or even painted metal sheets.
Moss on bitumen roof shingles, concrete tiles, ceramic tiles and painted metal sheets. >>>
Unfortunately the stains these organisms leave on bitumen roof shingles make your house look terrible and sometimes desolate, which reduces the value of your house. In some cases, these stains are a rather cosmetic issue. But in some cases these stains are symptoms of something much worse. It can lead to serious damage or even roof failure. Sometimes it can be easy to find the causes of the stains, and even to get rid of them and prevent them from recurring.
Common causes of staining
Dark stains on a bitumen shingles roof could be caused by different causes:
1. Algae growth
Blue, green or black stains on a bitumen shingle roof are mostly caused by algae. These algae staining begins with small spots. Over time these spots can develop into streaks. Algae stains are often mistaken for mold or mildew. Algae may hurt the appearance of your shingles roof, but other than that it is not harmful at all.