Drop Seal - LAS8001

Drop Seal - LAS8001
Manufacturer: Assa Abloy

This innovative system combines a flush bolt with a drop seal to provide security, soundproofing, and draughtproofing for double leaf doors. The LAS9010 flush bolt is a security device that integrates seamlessly with the LAS8001 drop seal, with no extra kits required. The unique wrap-around shape of the bolt enhances security, and the smooth locking action with branded levers makes it easy to use. The drop seal is made from grey silicone rubber and provides excellent soundproofing, draughtproofing, and insect protection. It is also approved for use with fire doors.

Key features:

  • Security: The LAS9010 flush bolt is a security device that enhances the security of double leaf doors.
  • Soundproofing: The LAS8001 drop seal provides excellent soundproofing, reducing noise levels by up to 35dB.
  • Draughtproofing: The LAS8001 drop seal helps to prevent draughts, keeping your home warm in winter and cool in summer.
  • Insect protection: The LAS8001 drop seal helps to keep insects out of your home.
  • Easy to use: The LAS9010 flush bolt has a smooth locking action with branded levers, making it easy to use.
  • Approved for use with fire doors: The LAS8001 drop seal is approved for use with fire doors.


  • Flush bolt: Brushed stainless steel.
  • Seal material: Grey silicone rubber.
  • Location: Single action double leaf doors.
  • For use on both right and left handed doors.
  • Suitable for bottom and top of the door.
  • Fixing method: LAS9010 is semi-mortised onto the top and bottom of the door. Positioned into the keep. Fixing screws supplied.
  • Gap sizes: 1mm/13mm.
  • Drop seal standard lengths:
    • 435mm (may be cut back to 335mm)
    • 535mm (may be cut back to 435mm)
    • 635mm (may be cut back to 535mm)
    • 735mm (may be cut back to 635mm)
    • 820mm (may be cut back to 735mm)
    • 920mm (may be cut back to 820mm)
    • 1070mm (may be cut back to 920mm)
    • 1220mm (may be cut back to 1070mm)
    • 1400mm* (may be cut back to 1220mm)
    • 1600mm* (may be cut back to 1400mm)
  • *Non-standard sizes do not hold test evidence for the approval for use. Speak to our Technical Team for advice.
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