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Old 11-11-2017, 02:39 AM   #3
kwmech
Senior Member
 
Join Date: Mar 2003
Location: Colfax-California
Posts: 8,387
Re: Surface rust on roof

The best way would to take all the way down to the bare metal. Epoxy prime, paint then clear coat. Epoxy primer is almost a must now-a-days
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