Paper-backed vinyl: corners

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Hi,

for some speakers I made, I decided to use vinyl to see how it would look. I really like it, but the joints and cormers are very fragile and if I pass my hand on them, the paper un-sticks from the box. Is there a way to seal them?

Thanks boys! and girls!
 
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This old topic is closed. If you want to reopen this topic, contact a moderator using the "Report Post" button.