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Product description

Product advantages

ISO-FLAME BRICK S 90 is a fire resistant impregnated PU-high resilient foam form for fire-protection of single cables, cable bundles and pipes (service fire-stops). It is used in rectangular and irregular fire wall openings in accordance to DIN 4102 for the F-Classes S 60 and S 90. Its maximum fire resistance durability averages at 90 minutes.


ISO-FLAME BRICK S 90 is certified for the fire-stop protection of wall and ceiling openings, when fire rating classification S 60 or S 90 is requiered, in accordance with DIN 4102 T.9. It is particularly suitable, due to it being totally fibre and dust free, for use in dirt sen-sitive areas. The spectrum of uses extends from fire protection walls and ceilings, of concrete, reinforced concrete, cellular concrete and brick-work to lighter partitioning walls. The fitting of single cables, cable bundles, pipes and cable looms is simply done by cutting.
  • Quick and clean application without special tools (very economical)
  • No preparation of the wall or ceiling opening necessary
  • Easy fitting of cables
  • Totally free from dust and fibres
  • Flexible application (temporary and permanent fire protection)
  • Toxic fume blocker
  • No cracking due to permanent elasticity with high flexibility
  • Free from halogens and solvents
  • 10 year performance guarantee*
* On the conditions of the manufacturer (available upon request).

Technical approval

Building authorities approval through DIBt Berlin for S 60 (Z-19.15-1576) and S 90 (Z-19.15-1575).
Technical data Standard Classification
Material description fire resistant impregnated PUR-flexible foam
Colour anthracite
Fire resistance durability in fire protection walls and ceilings DIN 4102 T.9 S 90
Building material approval (ABZ)   Z-19.15-1575 for S 90
Handling temperature +5°C to +40°C
Temperature stability range, dry -40°C to +80°C
Building material class DIN 4102 T.1 B2
Dimension tolerance DIN 7715 T5 P3 requirements fulfilled
Shelf life 1 year


System accessories

  • Coat either the wall aperture edges, or the ISO-FLAME BRICK edges with ISO-FLAME KITT to bond the foam in place
  • On ceiling openings both visible fire-stop surfaces are to be coated with ISO-FLAME KITT. This is optional on walls
  • The relevant building approval should be sort for using the ISO-FLAME BRICK S 90 as the services fire stop
  • ISO-FLAME KITT: ablative fire protection compound (paste consistency, white) ABZ Z-19.11-1571.
  • ISO-FLAME SET: construction approval incl. conformity specifications, completion sign
L x W x H (mm) = article nr. Achieved F-Class** Minimum wall and ceiling thickness Bricks per carton
475x475x90 mm up to S 90 100 mm (wall) and 150 mm (ceiling) 4
475x160x90 mm up to S 90 100 mm (wall) and 150 mm (ceiling) 12
160x160x90 mm up to S 90 100 mm (wall) and 150 mm (ceiling) 36
** For fire protection class S 90 the minimum thickness of the fire-stop is 200 mm. 2 bricks per opening must be installed. The size of the fire-stop should be maximum 95 % of the foam form.
 Brick 1
 Fitting Wall Ceiling
Maximum size of the fire-stop rectangular irregular 450 x 450 mm 450 x 450  mm 450 x 450 mm                –
Minimum distance to next fire-stop 100mm 100 mm
Maximum amount of cables 60% 60%
Maximum cable Ø  30 mm 30 mm
Maximum metal duct Ø  114 mm 54 mm
Product Data Sheet