Don’t know how effective it is but this [http://desco.descoindustries.com/DescoCatalog/Worksurface-Mats/Mat-Accessories-Cleaners/Reztore-Antistatic/|product] states that it is for cleaning anti static repair mats.
Here’s the product [http://documents.desco.com/PDF/TB-7062.pdf|details]
You may wish to follow this up.
Just a thought.
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=== Update (01/25/2019) ===
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Hi @piero90
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Here’s an image showing who you can contact for information regarding where or how to buy in Italy.
Don’t know how effective it is but this [http://desco.descoindustries.com/DescoCatalog/Worksurface-Mats/Mat-Accessories-Cleaners/Reztore-Antistatic/|product] states that it is for cleaning anti static repair mats.
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Here’s the product [http://documents.desco.com/PDF/TB-7062.pdf|details]
Hi @piero90 ,
Don’t know how effective it is but this [http://desco.descoindustries.com/DescoCatalog/Worksurface-Mats/Mat-Accessories-Cleaners/Reztore-Antistatic/|product] states that it is for cleaning anti static repair mats.
You may wish to follow this up.
Just a thought.