Nullifire SC803 is a water-based intumescent fire-resistant coating for steel structures. Suitable for corrosion classes C1 and C2, and also for C3 in combination with a topcoat. The system provides fire resistance up to 90 minutes and can be applied by brush or airless spray. SC803 is tested according to EN 13381 8 2013 and complies with ETAG 018 2. Apply in indoor environments on clean, dry, undamaged and blasted steel.
€ 437,50
Nullifire SC803 is a high-quality fire-resistant coating for interior steel structures. The product forms an intumescent protective layer that reacts in case of fire, helping to keep steel temperatures down for longer. Ideal for columns, beams and other steel profiles in utility, residential construction and renovation. At FireCoatingSystems.co.uk, order Nullifire SC803 as a complete system, including the right primer and topcoat for a durable and tight end result.
A fire-resistant coating only works really well when the overall structure is right. That is why we supply SC803 as a total solution. With the right adhesion, layer build-up and finish, you work more efficiently, avoid failure costs and deliver a professional finish that matches the project's requirements.
Spearheads
- Complete system for interior fire protection of steel
- Suitable for columns, beams and various steel profiles
- Reliable system build-up with primer, fire protection layer and top coat
- Tight finish possible for visible work
- Practical for on-site and workshop processing
- Advice available for system selection and layer construction
1 Primer: Monopox FP Primer
Monopox FP Primer provides strong adhesion to steel and forms the basis for the fire-resistant coating. This is the first step for stable build-up and reliable results.
2 Fire resistant layer: Nullifire SC803
SC803 is the intumescent layer that provides the fire resistance. The layer thickness required depends on your profile and the desired fire resistance.
3 Topcoat: Polyfinish H2O 90
For extra protection and a sleek look, finish with Polyfinish H2O 90. This water-based PU topcoat gives a neat high-gloss finish and helps protect the coating layer against signs of use and soiling, ideal for visible work and areas where appearance counts.
Nullifire SC803 is widely used on indoor steel structures, such as
- warehouses and distribution centres
- offices and commercial spaces
- flat blocks and housing
- car parks and technical areas
- renovation projects with fire resistance requirements
- Ensure clean, dry surfaces and work according to the correct system build-up
- Apply layers in a controlled manner and measure layer thickness in between
- Consider temperature, ventilation and drying times
- Choose a topcoat when there are requirements for appearance, cleanability or extra protection
Frequently asked questions
Is this suitable for outdoors?
Nullifire SC803 is intended for indoor applications. Outdoor locations require a different system selection or additional finishing. Please contact us for advice.
Can I order it as a complete package?
Yes. You order from us the complete system build-up with Monopox FP Primer and Polyfinish H2O 90 topcoat, tailored to your project.
How do I determine the right layer thickness?
The layer thickness depends on the desired fire resistance and your steel profiles. Share your profile details and requirement, and we will think along with a suitable build-up.
