Single part acrylic intumescent and acoustic sealant.
Single part fire rated acrylic sealant designed for internal perimeter pointing of fire rated door and window frames where the integrity of fire walls or partitions needs to be maintained. The sealant is formulated to intumesce on exposure to high temperatures to form a fire and smoke resistant seal.
It is non-hazardous, will not emit halogenated by products under fire conditions and contains no raw materials known to have an oestrogenic effect in the environment. The sealant offers excellent levels of unprimed adhesion to most construction substrates and can be overpainted.
Features/ Benefits:
Applications:
Uniclass 2015 | |
CAWS | L10/75 Sealant joints L10/810 Sealant joints L20/80 Sealant joints L20/820 Sealant joints P12/160 Linear gap sealing P12/48 Sealant – fire-resisting acrylic |
Product Reference | Firex® 321 |
Colour | GreyWhite |
Standard product features | Technical properties:
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