fischer VentiStop Cavity Barrier - FFB VS 401-450 mm

Effective ventilated fire barrier designed to close the void between the inner and outer construction elements.

Art.-No. 521528
Top Features
  • Up to 120 minutes integrity.
  • Suitable to close 25 & 50 mm venti-lation gap
  • Voids up to 450 mm wide.
  • Free of halogens, asbestos, fibres and silica and is non-toxic.
  • Contributes to green building.
  • Long life expectancy.

Product Description

FFB-VS a foil-faced stone wool pre-cut unit, which has a powerful intumescent graphite strip bonded to the exposed face. The intumescent graphite strip is pre-wrapped with a durable polythene adhesive sheet to prevent water ingress. FFB-VS has been designed to provide a 25 and 50 mm ventilation gap, that allows air flow and moisture to pass down the back of the cladding. Under fire conditions, the powerful intu-mescent along the front edge expands horizontally to close the gap and prevent the passage of fire.
Advantages
  • Tested up to 120 minutes integrity and 90 minutes insulation utilising the heating and pressure conditions of EN 1363-1: 2012 and ASFP TDG19: 2014 - Open State Cavity Barriers.
  • Suitable to close 25 & 50 mm ventilation gap
  • Voids up to 450 mm wide
  • Free of halogens, asbestos, fi bres and silica and is non-toxic
  • Long life expectancy
  • Contributes to green building

Application and Permission

Applications
  • Horizontal cavities between the inner and outer construction elements
Building materials
  • Concrete slabs, columns and walls
  • Curtain wall assemblies
  • Stone cladding, etc.
You can find detailed information on building materials in the registration document.
For Details see corresponding Documents

Assembly Instruction

Functionality
  • FFB-VS a foil-faced stone wool pre-cut unit, which has a powerful intumescent graphite strip bonded to the exposed face. The intumescent graphite strip is pre-wrapped with a durable polythene adhesive sheet to prevent water ingress.
  • FFB-VS has been designed to provide a 25 & 50 mm ventilation gap, that allows air fl ow and moisture to pass down the back of the cladding. Under fire conditions, the powerful intumescent along the front edge expands horizontally to close the gap and prevent the passage of fire.
Mounting Strip 1 Picture
Mounting Strip 1 Picture
Mounting Strip 1 Picture
Mounting Strip 1 Picture
Mounting Strip 2 Picture
Mounting Strip 2 Picture
Mounting Strip 2 Picture
Mounting Strip 2 Picture

Technical Data

Technical Data

To suit cavity void width 401 - 450 [mm]
Colour Red/silver/black
Amount 1 [pcs.]
GTIN (EAN-Code) 4048962173673

Documents for Downloading

Additional Documents

sc93-delivery-1