Hey there! I totally get your frustration; finding specific cleaning products can be a real hassle sometimes. I had the same issue a while ago with a different cleaner. So, about the RV 455 cleaner, it seems like availability can vary by location. Have you tried checking with local hardware stores or even online retailers? Sometimes, they might have it in stock. Good luck with your search! Oh, and by the way, if you're also into maintaining your vehicle, you might want to look into a
trucks part store. They often have a wide range of cleaning products and other essentials for RVs, too.