Moss can shorten the life span of a shingled roof and result in costly repairs. (George A.Tsongas) A common site in Oregon’s rainy, humid winter is the growth of bright green moss on shingle and ...

Part of my roof gets very little direct sun. Both moss and green and black algae grow on the shingles. Are these organisms damaging my roof? What is the best way to remove them? Is there a permanent ...

CORVALLIS – In the moist Pacific Northwest, moss on roofs is inevitable. The ubiquitous plant clings to shingles, causing damage that can lead to expensive repairs and replacements. There’s nothing to ...

Spencer Claeys: My name is Spencer Claeys, and I specialize in deep cleaning and removing layers of moss off of roofs. The area that you live in and the climate definitely plays a huge factor into the ...

CORVALLIS, Ore. – In the moist Pacific Northwest, moss on roofs is inevitable. The ubiquitous plant clings to shingles, causing damage that can lead to expensive repairs and replacements. There’s ...