Important Notice: Our web hosting provider recently started charging us for additional visits, which was unexpected. In response, we're seeking donations. Depending on the situation, we may explore different monetization options for our Community and Expert Contributors. It's crucial to provide more returns for their expertise and offer more Expert Validated Answers or AI Validated Answers. Learn more about our hosting issue here.
UV radiation and acid rain are the primary causes of surface deterioration. The result is siding with a dull, chalky appearance. The surface is then subject to becoming brittle. The oxidation creates a rough surface that absorbs moisture, which makes it a perfect breeding ground for the growth of mold, mildew and fungus.
