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Is That Dirt, Mould or Lichen? How to Tell the Difference
By @garrettrmec835
Homeowners across Lake Macquarie are familiar with the dark spots, green films, and crusty patches that appear on driveways, roofs, decks, and exterior walls. With our coastal air and humid lakeside microclimate, outdoor surfaces provide an ideal breeding ground for airborne contaminants and biological growth. However, treating every stain as simple surface dirt is a costly mistake. Applying high pressure to delicate roof tiles to blast away lichen, or simply hosing down to
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