Firecaulk Sealant

Designed for sealing indoor joints with fire retardant requirements between walls and ceiling and perimeter sealing of fire rated doors and windows. Knauf Firecaulk sealant has excellent adhesive capabilities to most construction materials, such as metal, concrete, plasterboard, brick, painted wood, aluminium, etc. Knauf Firecaulk sealant has good STC acoustic properties when used in appropriate Knauf systems.

  • Product Benefits
  • • For fire rated systems
  • • Good flexibility with +/- 12.5% joint movement
  • • No mixing required
  • • Smooth finish
  • • Non-toxic
  • • Low odour
  • • Asbestos free
  • • Contains no isocyanates
  • • Easily cleaned




Please note that we are in the process of transitioning our brand from USG Boral to Knauf. With this, we are progressively changing and updating our product packaging, marketing literature and samples, technical documents, certification, website, promotional tools, etc to align with this new branding of our products and systems.

Please refer to our sales colleagues if you need any clarification.