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10-oz Exterior projects Limestone Paintable Polyurethane Caulk

LOCTITE 10-oz Exterior projects Limestone Paintable Polyurethane Caulk

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With this be a good product to seal seams in cement board used in showers. This would be between the cement board and shower pan (under red guard)?


The PL Polyurethane Concrete and Masonry Sealant would certainly work, but I would suggest using OSI Quad Max as cure times will be shorter than with the PL Sealant (1 day versus 7)

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