concrete and pre-stressed concrete fire protection


Water borne, single pack intumescent coating classified according to European Standards EN 13381-3 and EN 13501-2.

  • Up to R/REI 240 on slabs and load bearing walls
  • Up to R120 on beams and columns

No cracks, no delamination after 4 hours fire exposure.

Designed to provide the best performance on concrete

AITHON A90H achieved four hours fire resistance classification on concrete slabs and walls. At the end of the test, after more than 240 minutes of fire, the char showed a perfect integrity and adhesion to the concrete, despite of the heavy slab bending (18 cmt over a 4 mt span).


Safety Data Sheet
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Environmentally friendly

Waterborne, halogen-free, low VOC content, Aithon A90H protects concrete as well as the environment.
Thank to its very low emission to the environment, A90H is approved for the fire protection in clean rooms (Outgassing tests at 40°C: 2,6 μg/g). This is a guarantee for any sensitive buildings like schools and hospitals.

Certificazione LEED ® degli edifici

Aithon A90H offre notevoli vantaggi nell’impatto ambientale degli edifici e contribuisce ad ottenere punti nel sistema di crediti LEED (Leadership in Energy and Environmental Design), un sistema di certificazione per edifici ecocompatibili che si sta rapidamente diffondendo anche in Italia.

Maggiori informazioni sono disponibili nella guida:

Protezione dal fuoco con AITHON A90H per ottenere crediti LEED ®

USGBC® e LEED® sono marchi registrati da U.S. Green Building Council