FIREBULL® AB: A next-generation fluorine-free solution for modern firefighting

FIREBULL® AB is a PFAS-free firefighting solution designed to outperform traditional foams while ensuring environmental safety and compliance with emerging regulations.

For decades, aqueous film-forming foams (AFFF) were considered the gold standard for suppressing flammable liquid fires. Their ability to rapidly create a vapour-suppressing film made them synonymous with reliable Class B protection. However, the fluorinated surfactants within AFFF –specifically PFAS compounds – have created an environmental and regulatory crisis. Around the world, fire departments, industrial facilities, airports, and military organisations are searching for high-performance, fluorine-free alternatives that not only match the operational capabilities of legacy foams but exceed them.

One of the most advanced and validated solutions emerging in this transition is FIREBULL® AB, a fluorine-free, PFAS-free firefighting concentrate engineered to outperform traditional foams while eliminating environmental toxicity. Backed by third-party certifications, global test standards, and field-proven performance, FIREBULL AB is rapidly becoming a preferred replacement for AFFF across public and private sectors.

A new standard of environmental safety: Fluorine-free and PFAS-free

The global move away from PFAS-containing firefighting foams has intensified with new federal regulations, state-level bans, and international environmental protections. FIREBULL AB is designed from the ground up to meet this moment. It contains no fluorinated surfactants, no persistent chemicals, and no hazardous ingredients, allowing departments to comply with PFAS restrictions without sacrificing operational capability.

The formulation was developed to align with rigorous sustainability frameworks, including GreenScreen® Certification, a respected hazard assessment methodology used to evaluate chemical ingredients. This certification underscores FIREBULL AB’s commitment to human health, ecological safety, and responsible chemistry – providing end users with confidence that their foam choice supports long-term environmental stewardship.

While many fluorine-free foams rely on complex polymer systems that can introduce their own environmental burdens or operational drawbacks, FIREBULL AB maintains an exceptionally clean profile. With a neutral pH, four cPs viscosity, and no corrosive or hazardous materials, it is among the most equipment-friendly firefighting foams available today.

Certified across leading firefighting standards

A foam is only as good as its performance under the world’s most demanding testing protocols. FIREBULL AB is validated under multiple internationally recognised standards, proving its effectiveness in both Class A and Class B fire suppression.

UL NFPA 18 wetting agent classification

Under UL testing for NFPA 18 wetting agents, FIREBULL AB is rated for:

  • 0.25% for Class A fires
  • 0.25% to 3% for Class B fires

This broad classification provides significant operational flexibility. At lower percentages, FIREBULL AB enhances water’s ability to penetrate deep-seated Class A fuels – such as structural materials, wildland fuels, and vehicle interiors – by improving saturation and heat absorption. At higher percentages, it delivers potent Class B performance against hydrocarbons and non-polar solvents.

These ratings ensure that FIREBULL AB can serve as a true multi-class agent, enabling departments to simplify logistics, reduce inventory, and rely on a single product for almost all fire types.

EN 1568:1–3 low, medium, and high expansion performance

FIREBULL AB is tested to the European EN 1568 standards for low-, medium-, and high-expansion foam across Parts 1-3. This classification is particularly important for international industrial facilities, airports, and petrochemical operators that must comply with EN-based requirements.

Key advantages include:

  • Compatible with freshwater or seawater, eliminating concerns for coastal, offshore, or marine operations.
  • Effective across multiple expansion rates, allowing use in structural systems, portable foam generators, high-expansion applications, and CAFS.
  • High burn-back resistance and stable blanket formation, even without fluorinated film formation.

This versatility is critical for multi-hazard facilities and agencies seeking a universal foam concentrate for all expansion applications.

NTA 8133:2021 lithium battery fire standard

Lithium-ion technology presents one of the fastest-growing fire challenges across industries ranging from energy storage to transportation to recycling operations. FIREBULL AB meets the NTA 8133:2021 standard for lithium battery incidents, validating its ability to cool battery cells, absorb heat, reduce propagation, and assist in vapour mitigation.

Few agents have earned this classification, positioning FIREBULL AB at the forefront of lithium battery response – a growing concern for municipal departments and industrial risk managers alike.

Engineered for simplicity: Instant mixing, neutral pH, minimal maintenance

Many foam concentrates, especially fluorine-free formulations, suffer from high viscosity, slow mixing, or special handling requirements. FIREBULL AB was developed specifically to avoid these issues.

Instant water compatibility

At four cPs viscosity, FIREBULL AB is nearly as thin as water, allowing it to:

  • Mix instantaneously in eductors, proportioners, and CAFS
  • Flow freely in cold weather
  • Operate in all standard firefighting foam equipment

This ensures accurate proportioning and eliminates the need for specialised pumps or high-energy mixing devices.

Neutral pH and non-corrosive composition

Because FIREBULL AB contains no corrosive ingredients, it is extremely gentle on equipment. Benefits include:

  • Reduced wear on valves, pumps, seals, and proportioning systems
  • No formation of residues or corrosive byproducts
  • Lower long-term maintenance and repair costs

Departments switching from AFFF often notice immediate improvements in pump seals and eductor reliability when using FIREBULL AB.

Unmatched stability and shelf life

Unlike many foams that degrade over time, FIREBULL AB:

  • Does not dehydrate
  • Does not congeal
  • Does not separate

This unique stability allows Enforcer One to offer an unlimited guarantee on the concentrate – a commitment nearly unheard of in the fire service. Agencies can store FIREBULL AB under normal conditions without concern for deterioration, caking, or periodic reblending.

Enforcer® CAFS + FIREBULL AB: A rapid-response firefighting system

While FIREBULL AB is fully compatible with any standard firefighting equipment, its performance is dramatically enhanced when paired with Enforcer Compressed Air Foam Systems (CAFS). These systems are engineered to deliver a high-energy, highly stable foam stream with increased surface area and deep-penetration characteristics.

Over 40% performance improvement

When FIREBULL AB is run through Enforcer CAFS, field testing consistently shows over 40% improvement in suppression performance when compared to straight water or standard foam systems. This improvement is realised through:

  • Superior heat absorption, due to smaller, more uniform bubbles
  • Greater clingability, allowing foam to adhere to vertical and overhead surfaces
  • Longer hang time, creating extended vapor suppression
  • Deeper penetration into Class A material fires
  • Enhanced smothering effect on Class B surfaces

The combination significantly reduces extinguishment times, water consumption, and property damage.

A rapid-response package for industry and fire departments

By pairing Enforcer CAFS with FIREBULL AB, departments and industrial brigades gain:

  • Lightweight, portable rapid-attack units
  • Truck-mounted CAFS systems for structural, vehicle, and industrial incidents
  • Improved wildland and urban interface capability
  • Highly effective suppression for fuel spills, battery fires, recycling facilities, transfer stations, and EV incidents

This integrated system is now used across industries such as transportation hubs, manufacturing plants, energy facilities, waste management operations, and municipal fire services.

A national solution: Perma-Fix and Enforcer One join forces

In a recent announcement that signals a major transformation in firefighter safety and environmental responsibility, Perma-Fix Environmental Services and Enforcer One have joined forces to streamline the nationwide removal, destruction, and replacement of PFAS-based AFFF.

The partnership provides agencies and industrial facilities with:

  1. Safe removal and collection of legacy AFFF stockpiles
  2. Environmentally sound destruction, using advanced disposal technologies
  3. Immediate replacement with FIREBULL AB
  4. A turnkey transition programme – from testing and inventory to disposal and training

This collaboration allows organisations to meet emerging environmental regulations while obtaining one of the most advanced fluorine-free foams available.

The future of firefighting is PFAS-free

The fire service is entering a pivotal era where performance, environmental responsibility, and regulatory compliance must intersect. FIREBULL AB stands at the forefront of this transformation. With its GreenScreen Certification, UL NFPA 18 classification, EN 1568 performance across expansion ranges, NTA 8133 lithium battery compliance, and unmatched equipment compatibility, it represents a truly next-generation solution.

When paired with Enforcer CAFS, FIREBULL AB offers more than just a PFAS-free alternative – it delivers a measurable increase in operational efficiency, safety, and suppression capability. Coupled with the Perma-Fix partnership for AFFF removal and destruction, industries and departments now have a complete pathway to move confidently into a fluorine-free future.

Visit www.enforcerone.com for more information or contact JC Barb at jcbarb@enforcerone.com

This article will feature in our upcoming January PFAS Special Focus Publication.

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