Hi,
I scrapped mine and then used rust paint on them. They look better than new.
I created thin plastic liners for them that should help with the inevitable spills.
Regards, Don
My ride is a 28 foot Class C, 256 watts solar, 556 amp-hours of Telcom jars, 3000 watt Magnum hybrid inverter, Sola Basic Autoformer, Microair Easy Start.