Discoloration on back of Martin Logan Quest speakers

I have a pair of 30 year old Quest speakers. They work great, but the back of the base is covered with a whitish discoloration. Any ideas how to tidy this up?

mariandl03-23-2022 6:20pm

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erik_squires Details Discussions Posts This discussion Message User 15,980 posts 03-23-2022 at 11:56pm Copy Comment URL Report Comment Edit Delete If it's any area you are afraid of touching a soft painter's brush will work. Make sure if it's near panels to de-energize the speakers long before dusting.
johnk Details Discussions Posts This discussion Message User 1,973 posts 03-24-2022 at 01:41pm Copy Comment URL Report Comment Edit Delete If its the painted MDF parts it could be mold growth clean as you would any molding item.
mariandl OP Details Discussions Posts This discussion Message User 1 posts 03-24-2022 at 02:11pm Copy Comment URL Report Comment Edit Delete Thanks everyone, I'll follow these suggestions.

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