Structural Fire Protection Solutions | Nullifire Expert Guide

Lisa Trafford / 14 July 2025

Structural Fire Protection Solutions by Nullifire

Ensuring the safety, durability, and compliance of modern buildings requires robust structural protection systems, especially against fire risks. As a market leader in passive fire protection and fire stopping solutions, Nullifire delivers innovative products that safeguard steel and concrete structures while meeting strict building regulations.

Expanded Range Through Carboline Integration:

With the integration of Carboline into the Tremco CPG UK portfolio, Nullifire now offers an enhanced suite of fire protection solutions. This includes:

  • Intumescent coatings
  • High-performance primers and topcoat
  • Spray-applied mortars

Together, these products provide complete structural protection systems that ensure compliance, performance, and aesthetics.

Structural Protection for Steel & Concrete:

Nullifire’s product range is engineered for compatibility across substrates, offering:

  • Fire protection for structural steel and concrete
  • Acoustic protection with sound-absorbing mortars
  • Decorative finishes for exposed steelwork

For example, spray-applied mortars not only resist fire but also reduce noise transmission, enhancing comfort in occupied spaces.

Intumescent Steel Coatings

SC900 Range – One Coat Hybrid Protection:

  • Patented intumescent coating technology
  • Exceptional performance for internal, semi-exposed, and external steelwork
  • Flexible for on-site and off-site applications

SC800 Range – Water-Based Solutions (Ultra Low VOC):

  • Eco-friendly fire protection with ultra-low VOC emissions
  • Smooth finish and faster application times
  • Preferred by specifiers for sustainability and efficiency

SC600 Range – Solvent-Based Solutions:

  • Robust fire protection with decorative finish options
  • High tolerance to environmental conditions
  • Suitable for on-site and off-site projects

Mortars for Fire & Acoustic Protection:

Perlifoc HP Eco+

  • First bio-sustainable gypsum-based fireproof mortar
  • Certified for sustainability and passive fire protection

Farbocustic:

  • Available in multiple colors to balance safety, comfort, and aesthetics
  • Decorative sound-absorbing mortar with Class A1 fire rating
  • Helps architects design acoustically optimized, visually appealing spaces

Primers & Topcoats:

  • Primers: Protect steel from corrosion and provide adhesion for intumescent coatings.
  • Topcoats: Deliver a durable, decorative finish for exposed steelwork.

Testing primers, coatings, and topcoats together ensures compatibility, prevents delamination, and avoids costly repairs after construction.