Portable Foam Applicators Suppliers

How Modern Portable Foam Applicators Are Built

A modern portable foam applicator is a small, self-contained proportioning system that turns fire-main water into a consistent foam solution at the branchpipe. Its performance depends on how well the components are matched for available flow and pressure, the chosen induction ratio, and the way the foam concentrate behaves during mixing and discharge.

Most shipboard sets are built around an inline inductor (eductor). This device uses water flow to draw foam concentrate from a container and mix it at a fixed ratio - typically 3% or 6% - before the solution reaches the nozzle. Because an inductor creates a noticeable pressure loss, portable foam applicator manufacturers tune their designs around common marine flow types (often in the 200 - 450 L/min range) so the branchpipe still has enough pressure for reach and control after hose runs.

Downstream, you’ll see two common nozzle approaches. Aspirating foam branchpipes entrain air and generally build a stronger, more stable blanket for spill and pool fires. Self-inducing branchpipes simplify deployment by drawing concentrate through a pickup hose directly at the nozzle, reducing the number of components the crew must assemble under stress. The right choice depends on how your team drills, the hose lengths typically used, and whether you want the proportioning step at the hydrant end (inductor) or at the operator end (self-inducing).

A complete kit typically includes:

• Inductor with calibrated pickup connection and clear 3%/6% identification (fixed or selectable, depending on model)
• Foam branchpipe/nozzle, often low-expansion, designed to match the inductor’s flow window
• Pickup hose/tube with strainer to reduce ingestion of debris from the concentrate container
• Portable concentrate container(s) and a spare, with secure caps and simple handling
• Inlet coupling set (and adapters if needed) matched to the vessel’s hydrants and hoses
• Marine-suitable materials (commonly stainless steel/brass or protected alloys) to withstand salt exposure and locker storage
• Marking and documentation that makes drill set-up repeatable: model ID, induction setting, flow/pressure guidance, and basic checks

Compliance, Compatibility, and Crew Use

From 1 January 2026, SOLAS prohibits keeping or using firefighting agents that contain PFOS on board. PFOS (perfluorooctane sulfonate) is a fluorinated chemical that was used in some older firefighting foams because it helped the foam spread and resist heat, but it is now restricted due to environmental and health concerns. In practical terms, ships are expected to replace PFOS-containing foams. New vessels delivered after 1 January 2026 should not carry them, and existing vessels must remove them by the first statutory survey after 1 January 2026.

For portable foam applicator suppliers, the PFOS prohibition has pushed procurement toward verified compliance. Buyers now expect clear test evidence for the foam concentrate, plus confidence that the inductor/branchpipe set will perform correctly with fluorine-free alternatives and meet inspection expectations.

For the crew, the best portable foam applicator is the one that connects quickly, mixes at the intended ratio, and produces a stable blanket at the end of the hose. That depends on clear operating limits from the manufacturer, correct interfaces for the vessel’s couplings, and proven behavior with the foam concentrate carried on board.

Top Portable Foam Applicator Makers

Below are brief, practical snapshots of several widely used, well-documented models from leading makers. The goal is not to recommend one brand over another, but to show the kinds of specifications and design choices that tend to matter most when you compare offers across the market.

Survitec

Survitec’s portable foam applicators are built for standardization, with consistent kit formats that suit operators managing mixed vessel types. Their Foam Applicator-S range is clearly defined by 200 or 400 L/min at 6 bars with 3% or 6% configurations, built around common shipboard interfaces such as 2" BSP female, and supported by practical accessory options (e.g., Storz/NOR/instantaneous coupling variants and dedicated stowage boxes).

Where Survitec stands out long-term is the compliance support around foam changeovers: they publish dedicated guidance and offer a PFOS content test aligned with the commonly referenced 10 mg/kg (10 ppm) limit used for compliance decisions under IMO MSC.532(107).

VIKING

VIKING makes comparison easy because their portable branchpipe types are specified in stable, recognizable duty points. The BP low-expansion branchpipe is listed with nominal flow types of 225 / 450 / 800 L/min at 5 bar, female BSP inlets, and stainless steel construction, with clear variant identifiers (SAP numbers) that help avoid procurement mismatches.

For customers who want faster deployment and fewer separate items to assemble, the BPA self-inducting version keeps the same flow types and interfaces, and VIKING also sells self-inducing branchpipes with pickup hose arrangements as complete items for shipboard use.

Angus Fire

Angus Fire is often used as a technical reference point for eductor-based portable kits because they publish performance behavior that directly affects shipboard outcomes. Their HI-COMBAT Portable Foam Uniductors (UNI-225 / UNI-450) are matched to aspirating branchpipes at 225 or 450 L/min (at 7 bar), with selectable induction options such as (1×3) or (3×6) and a stated, typical 35-40% pressure drop across the inductor, plus a recommended operating range of 5-10 bar - exactly the information crews and superintendents need when hose runs are long.

They also position these units as suitable with their newer F3 foam concentrates, which supports customers who are changing concentrate chemistry but want to keep familiar operating steps and predictable proportioning.