The Firtree® seal comprises a barbed spine that incorporates two flexible sealing fins. It simply push-fits into a 3mm wide x 5mm deep groove to provide an effective acoustic seal.
LAS1011 Firtree® Acoustic Smoke Seal
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Key benefits
Ideal for double swing door applications as seal allows bypass of pivot hardware.
Simply push fits into a pre-prepared groove.
Fins are co-extruded to spine for reliable long term durability.
Standard lengths 2.1m and 2.75m.
Gap sizes Friction fit into 3mm wide x 5mm deep groove.
Fixing method Aggressive film backed self-adhesive.
Finishes Standard colour: Black with black fins.
Approvals Fire: Approved for use on proprietary AS1905.1 fire doors for up to 4 hour fire rating. Smoke: Conforms with BCA Specification C3.4 smoke sealing requirements. Sound: Acoustically tested in accordance with ISO10140-2 and AS/NZS717.1 with ratings up to 38Rw on appropriate rated assemblies. Durability: Long term mechanical test, completing 1,000,000 cycles without failure.
This fully mortised aluminium automatic drop seal features a silicone rubber gasket and internal fins. It is used to close the gap under single swing doors to maintain their acoustic, smoke or energy efficiency performance.
LAS8002 si Drop Seal
This face-fixed (or semi-mortised) aluminium automatic drop seal features a silicone rubber gasket and internal fins. It is used to close the gap under single swing doors to maintain their acoustic, smoke or energy efficiency performance.