4 Comments

  1. Roy Carroll says:

    I am wanting to clean my 2011 RV Montana and was wondering if I could use E-Z House Wash.

    The rv has decal and don’t want to use something that will hurt the decal.

    What cleaner would you recommend.

    Thanks

    1. Terry Hill says:

      I would not use E-Z House Wash. That product contains an acid which is what helps it remove stains and mildew from home siding. It most certainly will compromise your decals after extended use. As for what I would use to clean it, if you’re just trying to wash it and don’t have any problems like black streaking or mildew growth then something like Gel-Gloss Wash and Wax is perfectly safe.

      If you do have black streaking or mildew you may need to resort to a product like RVTech Streak-X.

      Before you buy anything for streaking I want to point out that “black streaks” are not equal and what works on one RV may be totally ineffective on another. The black streaks are contaminants suspended in the water that runs off the roof after rain or morning condensation. What those contaminants are varies by area and time of year. Typically it’s chalk from rubber or painted roofs mixed with dirt from trees and pollen. However, it may include industrial fallout from smoke stacks, chemicals vented into the air, rail dust, etc… These extra chemicals in the dirt can be a challenge to remove because a product that works on one may not on another.

      If these contaminants have sat on the RV for a long time it’s also possible they have been etched into the surface.

      If the solvent you choose doesn’t work you may need to rub them out with a cleaner wax like Meguiar’s M5032 or polishing compound like Meguiar’s M4916 (both of which will be safe on your decals). Unfortunately, that’s the only thing that works in some situations.

  2. Gary Mosteller says:

    Hello- Do you reccomend the 303 for protecting the decals on a 5th wheel trailer. It is one year old and I want take steps to protect the finish from the Arizona sun. Thanks

    1. Terry Hill says:

      I would recommend a paint sealant on the decals rather than the 303. 303 is really meant for more porous surfaces like plastics and rubbers. It would probably leave a streaky finish as well. I’ve honestly never used 303 on the decals before so I cannot honestly say what the actual outcome would be.

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