I've used Protect All's RV Rubber Roof Cleaner twice a year (Spring and Fall) for the past 5 years. After using the cleaner I check the roof and seals for potential issues. These issues are much easier to spot on a clean roof. I have not used any treatment products afterwards.
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2016 Winnebago Micro Minnie 2106DS, 200Ah BB, 400w rooftop & 500w front cap solar
2020 Tundra SR5 DLCB TRD Off Road, 5.7L V8 w/6.5' bed & 38 gal. tank, 4.30 axle ratio
Blue Ox Sway Pro w/750# bars, wired RVS rear view camera, Renogy 20A DC/DC charger
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