Be careful using car wash soap if it has any wax in it. Car wash soap with wax has petroleum products which will cause your roof to fail. I use Meguiars ultimate wash and wax on the sides and dawn on the roof.
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Mike
2017 F250 6.7 Powerstroke FX4 crew cab
2016 Hideout 24BHSWE (27 foot TT)
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