Where is the WRB (Water Resistive Barrier) in Halo Exterra?

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Where is the WRB (water resistive barrier) in Halo Exterra?

For creating a WRB when using Halo Exterra, you have two options:

Exterra Product Section

OPTION ONE:

Seal the joints and penetrations of the installed Halo Exterra panels. Then the front face of the Exterra panels combined with the sealed joints can function as the WRB.

OPTION TWO:

Alternatively, a separate membrane classified as a WRB can be used in the wall assembly to function as the weather resistive barrier.

The illustration below shows both approaches:
Location WRB Option 1 & 2 Halo Exterra

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