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acoustic seals

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7025 (RP78) Perimeter Seal
A high quality acoustic seal with a slotted carrier for easy adjustment and concealed fixings. Mitred or butt jointed it can be easily fitted to the doorstops without removing the door.
  • Applications:- Head and jambs on single or double butt hinged doors.
  • Min/Max Gap 0mm / 5mm
  • Used in conjunction with: threshold plates and door threshold seals.
  • Acoustics: when used with a suitable threshold seal and door Rw31dB
  • Supplied in Doorkits (all fixings supplied)
      Single Doorset - (1 x 1m and 2 x 2.1m lengths) PART CODE SE360
      Double (swingdoors) Doorset - (3 x 2.1m lengths) PART CODE SE370


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    7090 (RP24) Perimeter Seal
    A heavy duty, superior quality, spring loaded automatically self adjusting perimeter seal. The seal can be butt jointed at the corners of the frame to produce an easily installed continuous seal around the doorframe, replacing the conventional doorstop on either steel or timber door frames.
  • Applications:- Head and jambs on single or double butt hinged doors.
  • Min / Max Gap: 3mm / 8mm
  • Used in conjunction with: threshold plates and door threshold seals.
  • Acoustics: when used with a suitable threshold seal and door Rw31dB
  • Supplied in Doorkits (all fixings supplied)
      Single Doorset - (1 x 1m and 2 x 2.1m lengths) PART CODE SE160
      Double (swingdoors) Doorset - (3 x 2.1m lengths) PART CODE SE170


  • Astragal is a term used for the seal that seals the central join between two swinging doors, the join being known as the 'meeting stiles'.

    A number of extra problems have to be faced when sealing a meeting stile. These include whether or not the seal will interfere with the centre latch, door closers, flush bolts and bottom threshold seals.

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    7070T4 (RP71) Astragal/Meeting Stile Seal
    An effective acoustic astragal seal designed for plain or rebated meeting stiles of timber double doors where a centre latch bolt may be required it is also suitable where BOTH door leafs are active.
  • Applications:- Double broad butt hinged and centre pivot double acting doors.
  • Min / Max Gap: 1mm - 3mm.
  • Used in conjunction with: threshold plates and door threshold seals.
  • Supplied in:
    1m (PART CODE SE340) and
    2100mm (PART CODE SE350) lengths.


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    7061 (RP16) Astragal/Meeting Stile Seal
    An effective acoustic astragal seal designed for plain or rebated meeting stiles of timber double doors where a centre latch bolt may be required. It should be used only when only one door leaf is active.
  • Applications:- Meeting stiles of double doors butt hinged.
  • Min / Max Gap: 2.5mm - 8mm.
  • Used in conjunction with: threshold plates and door threshold seals.
  • Supplied in
    1m (PART CODE SE140)and
    2100mm (PART CODE SE150) lengths.

  • All information contained in these details is given in good faith but without warranty.
    Custom Audio Designs reserves the right to alter the specifications of any product without notice.
    ©Custom Audio Designs 2007