Mold, Mildew & Algae on Fences: Identify, Clean, Prevent
TL;DR: Austin’s humidity, irrigation overspray, and shaded microclimates make fences a magnet for mildew, mold, and green algae—especially on north and east faces. Match the growth to the right cleaner (oxygenated for general grime, carefully diluted hypochlorite for heavy biologicals), follow safe dwell times, use low pressure on wood, and seal the surface once dry. […]
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