Acoustic, smoke & fire containment systems

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LAS8014 si drop seal

A durable, heavy duty automatic drop seal featuring a wrap-around outer gasket with
an additional internal gasket designed for superior acoustic performance. The seal is
spring-loaded to lift clear of the floor as soon as the door is opened by a few millimetres. New die cast end plates are available in a metallic finish for premium aesthetics.

Key benefits

  • Tested for acoustic performance with BS EN ISO 10140-1: 2010+A2: 2014 (Annex J).
  • Meets the smoke leakage performance requirements of BS 9999 and is used for sealing the threshold of door assemblies against leakage of ambient temperature smoke, as defined in BS 476: Part 31.1: 1983.
  • Tested for reliability, the seal completed 1,000,000 cycles without failure.
  • Features a parallel drop mechanism.
  • It requires no power connection.

Acoustic Performance

  • Weighted Sound Reduction Index according to ISO 717-1 Rs,w(C;C tr) = 47dB.

Location
Single swing doors. For use on both right and left handed doors.

Use with
Any threshold plate.

Min/max gap size
6mm/15mm.

Seal material
Black or grey silicone rubber.