Astroflame 730mm Automatic Surface Mounted Face Fix Acoustic Rated Fire Door Bottom Drop Down Seal

£28.60
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Description

Key Points:

  • Surface Mounted door bottom seal - drop down type.
  • Aluminium body with rubber coextruded seal and carrier.
  • Sound reduction of up to Rw 37dB*.
  • Suitable for new and retrofit applications.
  • Screw fixing (screws supplied).
  • Silver Anodised finish.
  • Smoke tested in accordance with BS EN 1634-3: 2004.
  • Certifire Approval.

Description:

The Astro ASDB/SM SEAL is a automatic door bottom seal which is spring loaded to lift clear of the floor as soon as the door leaf is opened by a few millimetres.

An acoustically designed seal for surface mounted applications. It is operated automatically by pressure against the door jamb on its plunger and seals when the door closes and retracts automatically when the door is opened.

Can be fitted on the internal side of the door using the frame to activate the plunger or externally using the bumper provided.

14mm maximum drop, Seal drops on plunger side first.

Suitable for all types of swing doors.

Smoke Testing was conducted to BS EN 1634-3: 2004 smoke control tests for door and shutter assemblies, openable windows and elements of building hardware Part 3: Smoke control test for door and shutter assemblies.

Specification:

  • Noise Reduction Index: Rw up to Rw 37dB*
  • Maximum Drop: 14mm.
  • Seal Lengths: 730mm
  • Maximum trimming: 150mm which will take your seal length to 580mm.

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