Refer to technical letter 19 exposure guidelines for perm a barrier self adhered membranes.
Perm a barrier wall membrane.
Perm a barrier wall membrane systems must not be applied in areas where they will be permanently exposed to uv light and must be covered within a reasonable amount of time not to exceed 60 days.
The softening point of perm a barrier wall flashing and membrane is between 82 93 c 180 200 f.
Perm a barrier wall membrane and perm a barrier high temperature wall membrane may be applied only in dry weather when air and surface temperatures are above 40 f 5 c.
Perm a barrier wall membrane and perm a barrier high temperature wall membrane may be applied only in dry weather when air and surface temperatures are above 40 f 5 c.
Perm a barrier wall flashing and membrane should be covered within 30 days after installation.
Application perm a barrier primer plus and perm a barrier wb primer are water based primers which impart an aggressive high tack finish on the treated substrate.
Perm a barrier wall membrane systems must not be applied in areas where they will be permanently exposed to uv light and must be covered within a reasonable amount of time not to exceed 60 days.
What temperatures can perm a barrier wall flashing and membrane withstand in the cavity of double wythe masonry.
Perm a barrier wall membrane air and vapor barrier instructions prior installation the perm a barrier t surface prep all surfaces must be structurally sound and free from spalled areas loose aggregate sharp protrusions or other matter that will hinder the adhesion or regular ity of the perm a barrier pab membrane installation.