Sto's Flexyl is an acrylic based, fiber-reinforced, flexible adhesive and waterproofer for use on prepared concrete, masonry, plaster, gypsum and cement sheathing surfaces. Also used as a waterproof adhesive and base coat in StoTherm® CI Systems. Superior flexural strength, resists cracking. Allows substrate to breathe naturally, resists blisters caused by trapped vapor. It an be used as an adhesive/base coat and foundation waterproofer.
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