Many fiberglass pool owners notice stains, fading, and a rough surface that just won’t go away, no matter how much they scrub or clean. It’s easy to assume the issue is poor maintenance or stubborn dirt, but in most cases, the problem runs deeper than that. Over time, fiberglass pool surfaces break down due to long-term exposure to sun, water, and pool chemicals, causing oxidation and a chalky residue that cleaning alone cannot remove. This surface degradation is a structural issue, not a cosmet