SC803 Intumescent Steel Coating - On-Site, Water Based

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SC803 Intumescent Steel Coating is an ultra low VOC, borate free, APEO free, water-based, thin film intumescent coating for the protection of structural steelwork, optimised to 60 minutes fire resistance. SC803 contains no substances of very high concern.

Fire Rating: 60 Minutes


SC803 is optimised to provide 60 minutes fire resistance to ‘I’ section beams and columns, hollow columns, hollow beams, cellular beams, concrete filled hollow columns and solid steel rods. Limited 90 minute protection is also available. SC803 can be used on steel, cast iron and galvanised steel.

Safety data sheet must be read and understood before use.

  • Ultra Low VOC.
  • Market leading loadings.
  • Compatible with a wide range of Nullifire primers and top seals.
  • Easy to apply, with excellent aesthetics.
  • Optifire+® unique traceability identifier.
  • CE ETA 20/1210.
  • Emissions dans l'air interieur A+.
  • AGBB.
  • DGNB Navigator (+ref).
Nullifire Application Instructions SC800 Series (en-GB).pdf Application Instructions
SC803 EN13381-6 Concrete Filled Hollow Columns Loading Tables (en-GB).pdf Loading Tables
SC803 EN13381-10 Solid Steel Bars Loading Tables (en-GB).pdf Loading Tables
Nullifire Intumescent Coatings Brochure (en-GB).pdf Brochure
SC803 Declaration of Performance (en-GB).pdf Declaration of Performance
MSDS;_W-N-SC803;_(v5-GB-EN).pdf Safety Data Sheets
SC803 Technical Data Sheet (en-GB).pdf Product Data Sheets
Nullifire Specification Control Guidance Note (en-GB).pdf Guidance Notes