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Description

Plastic, telescopic acoustic cavity liner set for background room ventilation. Compliant with BS 5250.

Features:

  • For use in noisy areas to reduce the amount of noise entering the building for a more peaceful environment.
  • Telescopic cavity liner contains an internal baffle to reduce light and draughts.
  • Reduces sound by 38 dB with internal grille fully open and 39 dB when closed.
  • Internal hit & miss grille manually adjusted with a sliding action allowing ventilation to be controlled as required.
  • External water baffles prevent transfer of water across the cavity.
  • Air brick and hit & miss grille UV stabilized to slow down the effects of sunlight.
  • BRE verified equivalent area.

As a plastic component this item is not suitable for use within the external walls of high-rise buildings requiring non-combustible materials.

Components:

  • Multifix® Air Brick.
  • Acoustic AirLiner®.
  • Hit & Miss Grille.

General information
Features

For use in noisy areas to reduce the amount of noise entering the building for a more peaceful environment

Telescopic cavity liner contains an internal baffle to reduce light and draughts

Reduces sound by 38 dB with internal grille fully open and 39 dB when closed

Internal hit & miss grille manually adjusted with a sliding action allowing ventilation to be controlled as required

External water baffles prevent transfer of water across the cavity

Air brick and hit & miss grille UV stabilized to slow down the effects of sunlight

BRE verified equivalent area

As a plastic component this item is not suitable for use within the external walls of high-rise buildings requiring non-combustible materials

Reduces sound, prevents water transfer, HETAS approved

Material

UV stabilized polypropylene

Size

Acoustic AirLiner® with Multifix® Air Brick: 220 x 71 x 250–368 mm (w x h x l)

Hit & Miss Grille: 271 x 95 mm (l x h)

Uniclass 2015
Pr_30_59_96_92 Ventilation ductsPrimary
Specification data - Ventilation ducts
Product Reference

TAL4H&MBB

Blue/ Black Multifix® Air Brick.

TAL4H&MBL

Black Multifix® Air Brick.

TAL4H&MBS

Buff/ Sand Multifix® Air Brick.

TAL4H&MDB

Brown Multifix® Air Brick.

TAL4H&MGR

Grey Multifix® Air Brick.

TAL4H&MTC

Terracotta Multifix® Air Brick.

TAL4H&MWH

White Multifix® Air Brick.

Colour -
Air brick

Blue/ Black

TAL4H&MBB

Black

TAL4H&MBL

Buff/ Sand

TAL4H&MBS

Brown

TAL4H&MDB

Grey

TAL4H&MGR

Terracotta

TAL4H&MTC

White

TAL4H&MWH

Equivalent area

6300 mm² (63 cm²)

Standard product features

Colour:

  • Acoustic AirLiner®: Black.
  • Hit & Miss Grille: White.

Features:

Reduces sound, prevents water transfer, HETAS approved.

Material:

UV stabilized polypropylene.

Size:

  • Acoustic AirLiner® with Multifix® Air Brick: 220 x 71 x 250–368 mm (w x h x l).
  • Hit & Miss Grille: 271 x 95 mm (l x h).

Literature
Third party certifications
  • Verified
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