Henry Building Envelope

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More than a Flash in the Pan

Keep the weather outside with Butyl Flash. Its a concealed peel-and-stick membrane installed around windows, doors and joints in sheathing to protect against water, air and moisture infiltration. It has an agressive high tack, is self-sealing when punctured, and it is compatible with a majority of substrates without primer.


Available in 4″, 6″, & 9″ x 75′ rolls


MSDS Sheet