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Just wipe it directly, if it is an aluminum gusset, you can remove it, but if it is PVC, it will not work.
You can buy pot cleaning glue to try, the effect is very good, and it will be clean in a few minutes.
All white paints will have a yellowing coefficient and will have normal yellowing. If it is a normal yellowing, it is a uniform dull color, not a spotted yellowing, and it cannot be seen with the naked eye without comparing it with the same new thing. >>>More
Now the paint has passed much more than the original, as long as it is not used for a lifetime, it generally does not matter if it is a few years, it is important not to wipe it with a liquid containing chemical components, it is best not to wipe it with a damp cloth, clean it with a feather duster and vacuum cleaner, and be especially careful with scratches, because white scratches will be obvious if they are dirty.
Towels should be kept in a dry place to dry when not in use.
It is recommended to use aluminum gusset of aluminum profile, the degree of oxidation of plastic gusset is more serious than that of aluminum, and it will become extremely brittle after a long time. The plastic gusset is not resistant to high temperature, and the ceiling is in high temperature weather, which generates a lot of heat, which shortens the service life of the plastic gusset.