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Shelter Package for Up to 12 People / 36 m³

A complete package of essential protection, ventilation and life-support systems designed for shelters, bunkers and safe rooms for up to 12 people with an air volume of approximately 36 m³. The package combines the key systems required to maintain a safe and functional protected environment during an emergency.

The package can include CBRN air filtration and ventilation, blast protection and air valves, overpressure control, airtight components, emergency ventilation, monitoring and other essential shelter equipment. Systems can be adapted for both new shelters and renovation or conversion of existing spaces.

Shelter Package - Up to 12 People 36m3

Shelter Package — Up to 12 People / 36 m³

1. CBRN Filtration & Ventilation

Usually Recommended

Provides filtered outside air, positive pressure and protection against chemical, biological, radiological and nuclear contaminants. The system is selected according to shelter volume, occupancy and required airflow.

System options:

  • SAFE 360 CBRN Filtration & Ventilation System — Compact wall-mounted system specifically designed for small shelters and safe rooms up to 36 m³ / 12 people. Includes CBRN filter, electric blower, manual backup, blast valve and overpressure valve.
    View SAFE 360

  • ARC 50 CBRN Filtration System — Higher-airflow alternative providing 50 m³/h filtration and 100 m³/h ventilation, suitable where the project requires a different configuration or increased airflow.
    View ARC Series / ARC 50

  • Other CBRN Filtration Systems — Alternative capacities and configurations can be selected according to project requirements.
    View All CBRN Filtration Systems

2. Shelter Door & Entrance Protection

Usually Recommended

The protective door maintains the physical and gastight integrity of the shelter entrance. Door type should be selected according to required blast, splinter, ballistic, forced-entry and gastight protection.

Door options:

  • ATM SO-1 / SO-1S Blast & Gastight Door — Heavy-duty steel shelter door designed according to Finnish S1 shelter requirements, available for cast-in or retrofit installation.
    View ATM SO-1 Door

  • Concrete-Filled Blast & Gastight Door — Reinforced steel/concrete door for higher blast loads, with gastight and splinter protection.
    View Concrete-Filled Shelter Door

  • Other Shelter Doors — Different blast ratings, standards, constructions and custom configurations are available.
    View All Shelter Doors

3. Air Intake & Exhaust Protection

Depending on Configuration

Protects ventilation openings against blast pressure and controls airflow and overpressure inside the shelter.

Available options: Blast Valves • Overpressure Blast Valves • Gastight Shut-Off Valves • Blast Dampers • Airflow Control Valves.

View Blast & Airflow Control Valves

Note: SAFE 360 already includes its blast inlet valve and overpressure blast valve, so these normally do not need to be added separately when SAFE 360 is selected.

4. Wall Sleeves, Flanges & Gastight Penetrations

Usually Recommended — Depending on Configuration

Provides safe passage of ventilation ducts, cables, pipes and other services through the shelter perimeter while maintaining its protective and gastight characteristics.

Available options:

  • Wall Sleeves & Retrofit Flanges — For connecting filtration systems, blast valves, overpressure valves and ductwork through new or existing shelter walls.

  • Gastight Air Ducts — Modular gastight ductwork for connecting filtration and ventilation components.

  • Protected Cable & Hose Passages / MCT — Gastight penetration systems for electrical cables, communication cables, pipes and hoses.

View Gastight Piping & Wall Penetrations

5. Air Quality & Shelter Monitoring

Usually Recommended

Allows occupants to monitor the internal environment and verify that the shelter and life-support systems are operating correctly.

Available options: Differential Pressure Monitoring • CO₂ Monitoring • O₂ Monitoring • CO Detection • Gas Detection • Temperature & Humidity Monitoring.

View Air Filtration & Air Management Solutions

6. CO₂ Removal & Extended Life Support

Optional — Depending on Configuration

Recommended when the shelter is designed for lock-up or isolation operation with limited or no outside air. CO₂ scrubbers remove carbon dioxide generated by occupants.

Available options: CO₂ Scrubbers • CO Removal • Replaceable Absorbent Cartridges • Customized CO₂ Removal Systems.

View CO₂ / CO & Air Management Systems

7. Oxygen / Emergency Air Supply

Optional — Depending on Configuration

Provides additional life-support capability when the shelter must operate independently or with reduced outside-air supply.

Available options: Oxygen Supply • Compressed-Air Supply • Air Management & Control Systems.

View Shelter Air Management Systems

8. Emergency Power & Electrical Systems

Usually Recommended — Depending on Configuration

Provides backup power for filtration, monitoring, communications, lighting and other essential shelter equipment.

Available options: Battery / UPS • Emergency Lighting • Backup Power • Generator Connection • Charging Points • Electrical Distribution & Control.

No dedicated Atmas product page currently identified.

9. Water Supply & Emergency Storage

Usually Recommended

Provides an independent reserve of drinking and utility water according to the number of occupants and intended sheltering duration.

Available options: Emergency Water Tanks • Drinking-Water Storage • Water Distribution • Pumps • Water Treatment.

For Finnish-type shelter equipment, Atmas also lists the VS-3 spare water tank, with capacity up to 1,000 litres.

View Finnish Shelter Equipment

10. Toilet & Sanitation

Usually Recommended

Provides essential sanitation when normal building water and sewage systems are unavailable or cannot safely be used.

Available options: Dry Toilet • Portable Toilet • Foldable Toilet Cabin • Waste Storage • Hygiene Equipment.

Atmas's Finnish shelter range includes the KH-3 foldable dry toilet cabin.

View Finnish Shelter Equipment

11. Emergency & Safety Equipment

Usually Recommended

Essential equipment for emergency operation, basic rescue activities and occupant safety during the sheltering period.

Available options: Emergency Equipment Kits • First Aid • Emergency Tools • Portable Lighting • Fire Safety Equipment • Rescue Equipment. Atmas has a dedicated shelter emergency-equipment category.

View Shelter Accessories & Emergency Equipment

12. Shelter Beds & Furniture

Optional — Depending on Configuration

Space-efficient beds, seating and storage improve shelter usability and allow the available area to be used efficiently during extended occupancy.

Available options: Bunk Beds • Folding Beds • Benches • Seating • Tables • Shelving • Storage.

View Shelter Beds & Furniture

13. CBRN Decontamination

Optional — Depending on Configuration

Decontamination equipment can be installed at the shelter entrance or airlock when people may need to enter the shelter after exposure to contaminated environments.

Available options: Personal Decontamination • Equipment Decontamination • Decontamination Agents • Entrance/Airlock Solutions.

View CBRN Decontamination & Shelter Accessories

14. Additional Protective Systems

Optional — Depending on Required Protection Level

Additional technologies can be integrated according to the identified threats and required protection level.

Available options: Ballistic Protection • Forced-Entry Protection • Additional Blast Protection • EMP/EMC Protection • Radiation Protection • Flood Protection.

View Shelter & Protective Facility Solutions

For the 12-person / 36 m³ package, I would visually put the first 5 categories at the top because these define the actual protective shelter: Filtration → Door → Air Protection → Penetrations → Monitoring. Water, sanitation, power, furniture and extended autonomy can follow underneath as configurable equipment.

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