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Batwing Perimeter Seal

The Lorient Curved Fin Batwing® acoustic and smoke seal minimises the opening and closing resistance of the door leaf due to its unique, curved fins.

Acoustically tested in accordance with BS EN ISO 10140-1: 2010 +A1: 2012 and proven to meet the requirements of Approved Document E.
Will achieve a rating of 31dB Rw when tested on a typical FD30 door assembly, in conjunction with a 
LAS8001si threshold seal - no additional perimeter seal required.

Effective smoke seal up to 200°C. Fully tested for performance and durability under the third party certification schemes CERTIFIRE and British Board of AgrémentTested to 1,000,000 opening and closing cycles on a full size door assembly, without failure.

Available in White, Brown & Black

Sold as Single Lengths or Pack of 10 


Pack Size

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