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FAQ

why should my roof be spray-treated for moss?

Whereas sprinkle treating with moss powder tends to run in patterns, only killing a portion of the moss, spray treating your roof with liquid zinc sulfate is 100% effective in reaching every square inch of your roof. Thereby, protecting, preserving, and extending the life of your roof.

how often should my roof be treated?

Due to the great amount of moisture and lack of sunshine in the Pacific Northwest, it is recommended that your roof be spray treated annually. Doing so will stop existing moss growth of and protect your roof from new growth during the rainy season.

what are the negative effects of moss on my roof?

Visible moss not only diminishes the curb appeal of your home, it also drastically reduces the life of your roof. Moss has a root system that if left untreated, or is not removed, can cause damage such as tile cracks, pitting, roof leaks, and skylight damage.

what is the most effective roof cleaning method?

Experience has shown us that commercial pressure washers with variable pressure settings, and 40-degree wide angle tips, is the most effective and least damaging roof cleaning method. Pressure washing removes all moss and debris from any type of roof, restoring its appearance to a brand new state.