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Sealing concrete ? Answered

Boiled linseed oil sealing and acid sealing which one is the best for a shower pan

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mikeasaurusBest Answer (author)2017-05-22

I wouldn't use either. You'll need a membrane under your concrete shower to control the eventual moisture that will leak through. I'd use a few coats of water-based polyurethane as a sealer for a shower.

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