GhostlyPixel, 1 year ago I have had 100% success sealing PLA prints used as plant pots (I know OP is asking about PETG, should still work) with a can of rustoleum spray lacquer, much easier than trying to dial in settings.
I have had 100% success sealing PLA prints used as plant pots (I know OP is asking about PETG, should still work) with a can of rustoleum spray lacquer, much easier than trying to dial in settings.