Quote:
Originally Posted by John Smith
......If you put POR15 onto existing paint it will peel right off once dried. .........
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Well my work will be a test of this. I get a lot of my surfaces down to "bare metal" but I also tend to leave a lot of old paint (most primer) behind. (Too much effort required to remove it all and I t-h-i-n-k I can get away it?)
However, before applying the POR15 primer, that old paint has been scratched/sanded heaps and treated with "Marine Clean" and "Metal Ready". So far I've had no issues with any POR15 primer peeling off the paint I've left behind.
Time will tell.
Whatever the case - I think my wagon will be better rust-protected (when I'm finished) than when it left the factory.