LAS8040 Drop Seal

Mortised

A medium duty, mortised automatic drop seal. Theunique double activated mechanism has an adjustablebrass striker button at the hinge side and a nylon strikerat the latch side. The mechanism also contains additionalinternal seals and a double compression facility toprovide exceptional acoustic performance. Can beused for both 44mm and 54mm doors.

Finish

System specification

Property
LOCATIONSingle swing, single + double leaf doors. For use on both right and left handed doors
MIN/MAX GAP SIZES3mm/14mm
SEAL MATERIALFlexible thermoplastic elastomer gasket + internal fins
FINISHESSilver anodised aluminium with black flexible gasket
STANDARD LENGTHS 335mm, 435mm, 535mm, 635mm, 735mm, 835mm, 935mm, 1035mm + 1135mm. Note: Each size cuts back by 70mm except 335mm, which cuts back by a max of 50mm
ADJUSTMENTSelf-levelling on uneven surfaces - can be adjusted independently of fixing screws
Test evidence Acoustic: BS EN ISO 10140-2: 2010 (up to Rw 40dB)
Performance Meets smoke requirement: BS 9999: 2017

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