Intumescent Basecoat - On-Site, Water-Based

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SC802 Intumescent Basecoat is a water-based, white, thin film intumescent coating for the protection of internal structural steelwork, optimised to 60 minutes fire resistance.


SC802 provides up to 60 minutes fire resistance to ‘I’ section beams, columns, hollow section columns and cellular beams. Limited 90-minute protection is also available. SC802 can be used on steel, cast iron and galvanised steel.

Safety data sheet must be read and understood before use.

  • Water based intumescent coating suitable for internal use on structural steelwork for up to 60 minutes fire resistance.
  • "Next generation” product - with greater efficiency on site.
  • Compatible with a full range of Nullifire primers and top seals.
  • Very low VOC.
  • Optifire®+ unique traceability identifier.
  • Certifire CF5420.
Nullifire Application Instructions SC800 Series (en-GB).pdf Application Instructions
Nullifire Intumescent Coatings Brochure (en-GB).pdf Brochure
MSDS;_W-N-SC802;_(v6-GB-EN).pdf Safety Data Sheets
SC802 Grey Safety Data Sheet (en-GB).pdf Safety Data Sheets
SC802 Technical Data Sheet (en-GB).pdf Product Data Sheets
Nullifire Specification Control Guidance Note (en-GB).pdf Guidance Notes