Fiberglass Discoloration (Faded & Chalky) - My Story

[jereece]

For those who may be interested, TFP conducted a survey in Oct 2023 regarding fiberglass pools in an effort to obtain information that might help us better understand why some gelcoats change (fade, chalky, blister, peel, etc) while others remain unchanged. You can review those results in the link below.

Fiberglass Pool Owners - Survey (Results)

Fellow TFP fiberglass pool owner, TFP is always gathering data in an to increase its extensive knowledge base and analyze that information to provide members with the most accurate and reliable information possible. As such, we developed the following survey in an effort to capture...

www.troublefreepool.com

Just wanted to see if there are any updates on this and to follow this issue. I have a blue fiberglass pool with the same issue. I verified my problem is not calcium / scale. Yes, sanding helps but it's the entire pool. Just wanted to begin following in case someone identifies a unique remedy. Thanks for all the info.

 

[Texas Splash]

I'm afraid there are no optimistic updates or changes. Our shell remains chalky below the waterline and any attempts to remove it simply reverts back to a faded look in a couple years. No explanation why, or why some gelcoats do this and others don't.

 

[Karl103]

Same here. Still same fading in my pool. Going into 6 years now, I think I'm at the “just ignore it” phase.