FireStop

Gaseous fire suppression modules
from a manufacturer in Kazakhstan

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Flag of KazakhstanNATIONAL FIRE SAFETY BRAND

Gaseous fire suppression systems FireStop from a manufacturer in Kazakhstan

Protect facilities where water, foam and powder cannot be used, extinguishing fires in seconds without damaging electrical equipment or valuable assets

Module catalogue

Trusted by state corporations
and major businesses

Bank CenterCreditMagnumKazakhtelecomKIA QazaqstanMbankSQBHyper CloudKcell 5GRostelecom

We step in at the stage you need

We handle individual tasks or the entire project from start to finish

Supply

For installation companies and integrators

We optimise your existing specification at factory prices, agree a shipment schedule and set payment instalment terms

Discuss supply terms

Design

For designers and design firms

We provide BIM/DWG files and technical documentation, or develop the automatic gaseous fire suppression section free of charge and help you obtain state expert approval

Get design materials

Facility

For facility owners and customers

We select a system within your budget and handle everything from manufacture and supply to commissioning

Find a solution

Our products

Certified equipment compliant with allapplicable Kazakhstan codes, regulations and nationalsafety standards

Facilities protected by FireStop automatic gaseous fire suppression systems

Kashagan oil and gas treatment complexAtyrau Region

Oil and gas, energy and mining

Kashagan field gas treatment plant

About the facility

The project covers room No. 147 of the Kashagan field gas treatment plant, with a capacity of 1 billion Nm³ per year.

Project equipment

МГП 65-150-40 — 14 units

Extinguishing agent mass — 1,680 kg.

Inkai uranium mineInkai

Oil and gas, energy and mining

Inkai mine

About the facility

Inkai is a uranium mining facility.

KIA Qazaqstan vehicle plant in KostanayKostanay

Industry and manufacturing

KIA Qazaqstan plant

About the facility

The project covers the construction of the KIA Qazaqstan plant in Kostanay, designed for a complete knock-down vehicle assembly cycle.

Project equipment

МГП 42-120-40 — 44 units

МГП 42-150-50 — 12 units

Extinguishing agent mass — 3,000 kg.

National Bank of Kazakhstan building in AstanaAstana

Banks and financial institutions

National Bank of Kazakhstan

About the facility

The project covers the National Bank of the Republic of Kazakhstan building in Astana.

Uzpromstroybank head office in TashkentTashkent, Uzbekistan

Banks and financial institutions

Uzpromstroybank

About the facility

The facility is the Uzpromstroybank head office in Tashkent, Uzbekistan.

Coca-Cola plant in AstanaAstana

Industry and manufacturing

Coca-Cola Almaty Bottlers

About the facility

The project covers the production site of the Coca-Cola Almaty Bottlers branch in Astana.

Behind the equipment are people who know it

FireStop brings together gaseous fire suppression module manufacturing and an engineering team in Almaty. We work with designers, installation companies and facility owners to select equipment, prepare designs and organise supply. Depending on the task, we support a specific stage or manage the system from initial requirements through installation and commissioning.

FireStop representatives at a gaseous fire suppression module stand at an exhibition
24

years in gaseous fire suppression

11 000

gaseous fire suppression modules manufactured

325

facilities protected

7

countries served

News, expert articles and opinions

Gaseous fire suppression: what it is and how it works

Gaseous fire suppression puts out a fire with gas that fills an enclosed room within seconds and stops combustion. Water, foam and powder never reach equipment or documents, which is why gas protects server rooms, archives, electrical rooms and bank vaults. The system activates on its own on a signal from fire detectors and needs no one on site.

How does a gaseous fire suppression system activate?

  1. DetectionDetectors pick up smoke or a temperature rise and send a signal to the control panel.
  2. WarningThe siren and signs switch on and ventilation stops. Gas release waits until people have left the room.
  3. Gas releaseThe module opens and gas fills the room through the nozzles. With halocarbon agents the system releases at least 95% of the design mass within 10 seconds.
  4. Extinguishing and recoveryThe gas holds the extinguishing concentration and the flame goes out. After ventilation the modules are refilled and returned to the system.

What types of gaseous fire suppression systems are there?

An automatic gaseous fire suppression system is either modular or centralised. In a modular system the cylinders stand in or next to the protected room, and each room has its own agent supply. A centralised station stores the agent in a separate room and delivers it through pipes to several protected zones.

By extinguishing method, systems are divided into total flooding and local application. Total flooding fills the whole room with gas; local application protects a single cabinet or area. Every system includes fire detectors, a control panel, modules with discharge valves, nozzles and warning signs.

Which gases are used for extinguishing?

GasHow it extinguishesExtinguishing concentration
HFC-227eaInhibits the chemical combustion reaction. Suitable for server rooms, electrical rooms and archives7.2% by volume
HFC-125Inhibits the combustion reaction. Mostly used in technical rooms9.8% by volume
FK-5-1-12Removes heat from the combustion zone. Chosen for rooms with valuable equipment5.4% by volume

Standard extinguishing concentration for n-heptane. Halocarbons: SP RK 2.02-102-2022, Appendix D. FK-5-1-12 is not covered by the Kazakhstan code; the value follows Russian SP 485.1311500.2020 as amended by Amendment No. 2 (EMERCOM of Russia order No. 373 of 26.05.2026). The gas mass is calculated separately for each room.

Which gas to choose for your facility

How to choose a gaseous fire suppression system?

  1. Who is in the roomIf people are present, HFC-227ea or FK-5-1-12 is chosen: their extinguishing concentration is below the safety threshold. HFC-125 is kept for technical rooms without people.
  2. Room sizeA small server room or electrical room is protected with ceiling-mounted modules without pipes. A large room or data centre needs floor-standing modules with pipework.
  3. Room readinessGas works only in an enclosed space: unnecessary openings and holes for cables and pipes are sealed, the door has a closer, and ventilation shuts down on a signal.
  4. Calculation and designThe agent mass, number of modules and pressure relief opening are calculated in the design according to SP RK 2.02-102-2022. You can estimate the mass in advance with the agent calculator.

Where is gaseous fire suppression used?

01

Data centres and server rooms

02

Power stations and energy facilities

03

Bank vaults

04

Art galleries, museums and libraries

05

Electrical switchgear rooms and diesel generator sets

06

Modular containers

07

Document archives

Considerations

When is it
unsuitable?

Where must gas not be used?

Gas is not used on materials that smoulder inside their volume (sawdust, cotton, fibres), metal powders, hydrides or substances that burn without air. This is an explicit ban under clause 9.1.22 of SN RK 2.02-02-2023.

What are the advantages and limitations of gaseous fire suppression?

  • after extinguishing, equipment does not need drying and documents do not need restoring;
  • gas reaches hard-to-access spaces: behind racks, under raised floors, above suspended ceilings;
  • a FireStop module withstands at least 10 discharges and is refilled after each one.

In return, the room must hold the gas: no unnecessary openings, a door closer and ventilation that can be shut off. People leave before the gas is released, and a reserve stock is kept on site to restore the system.

Requirements for rooms protected by gaseous fire suppression

What are the most common mistakes?

MistakeConsequenceHow to avoid it
HFC-125 in a room where people are presentIts extinguishing concentration of 9.8% is above the 7.5% safety thresholdChoose HFC-227ea or FK-5-1-12
No pressure relief openingWhen gas is released, the pressure hits walls, doors and glazingCalculate the opening in the design and install a pressure relief valve
Ventilation does not shut down in a fireGas escapes and the concentration is not heldProvide ventilation shutdown and dampers on the ducts
Holes for cables and pipes are not sealed and the door has no closerGas escapes faster than the calculation assumesSeal the holes before installation and fit a door closer and seal
Installation does not match the designRefusal of the fire service conclusion at acceptanceAgree any equipment substitution with the designer before acceptance
Cylinder inspection deadline missedThe module cannot be refilled and returned to service without inspectionTrack the deadline in the passport: the first inspection of FireStop modules is due after 10 years

Which standards apply in Kazakhstan?

System requirements are set by Section 9 of SN RK 2.02-02-2023 “Fire automation of buildings and structures”. Methods for calculating the gas mass and the pressure relief opening are given in SP RK 2.02-102-2022, and modules must be certified under TR EAEU 043/2017. Russian SP 485 and GOST R standards are not mandatory in Kazakhstan.

Gaseous fire suppression standards in Kazakhstan

Frequently asked questions about gaseous fire suppression

Is gaseous fire suppression dangerous for people?

Gas is released only after people have left the room. Under Kazakhstan standards the system first triggers the warning and holds a delay for evacuation, and automatic release is blocked while the door is open. The main danger in a fire comes from smoke and combustion products, so people return to the room after ventilation.

How much does gaseous fire suppression cost?

The cost depends on the room volume, the chosen gas, the number of modules and the pipework length. The exact price is calculated from the room plan: a FireStop engineer selects the modules and prepares a quotation. We design the system free of charge.

Is a design project required for gaseous fire suppression?

Yes, a system cannot be accepted without a project. Under clause 9.1.9 of SN RK 2.02-02-2023 the project calculates the gas mass, pipe diameters, nozzle type and number, discharge time and pressure relief opening area. The calculation needs the room plan and details of the raised floor and ceiling, ventilation and occupants.

How long does a gaseous fire suppression system last?

FireStop modules last at least 30 years. The first cylinder inspection is due after 10 years; between inspections the system is maintained to schedule and the modules are weighed every three years. Inspection and refilling are done by the manufacturer’s own plant in Almaty.

How does gaseous fire suppression differ from powder?

Gas leaves no residue: after ventilation, equipment and documents stay clean. Powder settles on equipment and inside electronics and has to be cleaned out after extinguishing. That is why gas is chosen where the equipment itself or the contents of the room are expensive.

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