We have moved a shower up against an existing wall. Wall is painted on the top half. Can I prime then waterproof ovefvthe paint? Have sanded it alreadyAttachment 537513
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We have moved a shower up against an existing wall. Wall is painted on the top half. Can I prime then waterproof ovefvthe paint? Have sanded it alreadyAttachment 537513
Pretty sure most manufacturers will say no in their guides, I suspect the main issue is the unknown of how well is the paint attached.
From Dunlop's guide under surface preparation
https://dunloptrade.com.au/pdf/datas...0Datasheet.pdfQuote:
is free from dirt, dust, oil, paint, curing compounds andany other contaminant materials
I assume you will also tile over the waterproof ?
That adds more weight that will be trying to pull the paint off.