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WRB recommendations for interior fireplace surround

John Bertelsen | Posted in Green Products and Materials on

I am redoing a fireplace surround with synthetic stone and need to know what to use for a WRB under lath mesh and scratch coat

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  1. GBA Editor
    Martin Holladay | | #1

    John,
    If your synthetic stone will not be exposed to the weather, it doesn't need a WRB. You can install asphalt felt or a similar material if you want, but I can't think of any reason why a WRB would be needed indoors.

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