Intumescent Air Transfer Grille

Key Features

  • 30, 60 & 120 minute Fire rated BS 476
  • High free area
  • No sealant or lining required
Category: SKU: dt007-1

Product Description

Intumescent Air Transfer Grilles / Intumescent Blocks (ATG’s) are ideal for maintaining a compartments fire rating in situations requiring ventilation.

30, 60 & 120 minute options available

Tested to BS 476 parts 20 & 22

The slated design allows for a high free area (up to 80%) provides exposure of the intumescent enabling early reaction.

Galvanised steel mesh and frame ensures a robust fire barrier is formed in the event of activation.

Factory fitted intumescent perimeter seals ensure a fire rated barrier is maintained between the ATG and the aperture without need for sealing or lining.

Pre drilled fixing holes ensure correct and easy installation.

Material: Frame mesh and supports: Galvanised steel

Reactive core: Graphite based halogen and polymer free

Perimeter strip: Graphite based intumescent

Fire rating: 0 and 60 minute

120 min alternative design available

Sizes: Rectangular: 100mmx100mm – 600mmx600mm.

Circular: Made to suit

Bespoke and oversized options available on application.

Optional: Pressed steel cover grilles -see relevant data sheet

Finish Standard: Mill finished galvanised and uncoated intumescent

Mass/m2: 4 kg/ m2

Quality: Manufactured in accordance with ISO 9001

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