UNDERPEARL MODELS
UnderPearl is your safe home of the future. Independent and fully tailored to your needs.
Designed for everyday living, it combines total autonomy, technological perfection, and unmatched comfort.
Discover your model that gives you freedom, safety, and peace, even when chaos reigns above.
25,5 m2
COMMANDER
Compact and fully equipped unit for comfortable and safe living for up to 5 people. The Commander combines space efficiency with advanced UnderPearl technology and allows the installation of all additional systems for complete autonomy and peaceful everyday use.
* Images are for reference only. Every interior can be fully customized to your needs.

31,5 m2
OVERLORD
A balanced model for those who want more space, greater comfort, and complete protection for up to 7 people. The Overlord offers an optimal balance between living area and security technology, while maintaining UnderPearl’s signature autonomy and bespoke luxury.
* Images are for reference only. Every interior can be fully customized to your needs.

37,5 m2
DOMINATOR
A spacious, high-performance unit for demanding users who expect complete independence and maximum security for up to 9 people. The Dominator represents the optimal balance of premium features, safety, comfort, functionality, and UnderPearl prestige.
* Images are for reference only. Every interior can be fully customized to your needs.

custom m2
MODULAR
Modular is designed without limitations—a fully customizable concept that allows construction according to your preferences, functionalities, and security requirements. From a simple living unit to a complex underground system, Modular brings your vision of complete protection and autonomy to life, with flexible use.
* Images are for reference only. Every interior can be fully customized to your needs.

Main features
UnderPearl shelters are designed for complete self-sufficiency, ensuring a secure and habitable environment even in prolonged isolation. With advanced life-support systems and uninterrupted power solutions, you remain fully protected and independent.
Full Autonomy (Sustained Air Quality & Pressure Control)
- CO₂ & CO Removal Device – Continuously eliminates carbon dioxide and carbon monoxide for safe air circulation.
- Automatic O₂ Supply Device – Ensures a stable oxygen supply when external air sources are compromised.
- Overpressure Maintenance Device – Maintains controlled internal pressure, preventing contaminated air from entering.
UPS & Battery Backup (Reliable Emergency Power Supply)
- Automatic Emergency Power Switch – Seamlessly shifts to backup power in case of an outage.
- Solar Panel Connection Option – Allows integration with solar energy for extended off-grid autonomy.
With UnderPearl’s autonomous systems and reliable backup power, your shelter remains fully operational, safe, and self-sustaining in any situation.
Proper ventilation is essential for maintaining a safe and comfortable environment inside your UnderPearl shelter. Our ventilation systems are designed to provide continuous fresh air circulation, contaminant filtration, and climate control, ensuring maximum protection in any situation.
Basic Ventilation System (Reliable Air Filtration & Manual Backup)
- High-Quality Filtration – Equipped with HEPA and RBK filters for removing airborne contaminants, dust, and harmful particles.
- Dual Operation Modes – Electric drive for automated air circulation and manual drive for emergency operation.
- Trusted Brands – Systems implemented are only from high quality manufacturers known for their reliability in high-security environments.
Advanced Ventilation System (Enhanced Climate Control & Efficiency)
- Heat Recuperation – Efficiently recycles heat, optimizing temperature balance.
- Air Conditioning – Integrated heating and cooling for year-round comfort.
- Dehumidification – Prevents moisture buildup, reducing the risk of mold and interior damage.
- Sand Filter – Additional air purification for extreme environmental conditions.
- Extra Dehumidifier – Further ensures a dry and breathable atmosphere.
Whether you choose basic or advanced ventilation, UnderPearl shelters provide uncompromised air quality, protection from external threats, and a controlled climate for long-term habitation.
Internal Sensors (Cell Sensors) (Real-Time Monitoring for a Safe Interior)
Inside the shelter, advanced sensors continuously measure key air quality parameters to maintain a healthy and habitable environment:
- Temperature (T) & Humidity (RH) – Ensures climate stability and prevents condensation.
- Oxygen (O₂) & Carbon Dioxide (CO₂) – Monitors air composition to prevent suffocation risks.
- Carbon Monoxide (CO) – Detects toxic gases that could be life-threatening.
- Particulate Matter (PM) – Tracks fine dust and pollutants for clean air control.
- Volatile Organic Compounds (VOC) – Identifies hazardous airborne chemicals.
- Explosive & Flammable Gas (EX) – Prevents fire and explosion risks.
- Overpressure Sensor (DP) – Ensures proper internal pressure regulation for a sealed and secure environment.
Every UnderPearl shelter is designed for ultimate safety, comfort, and long-term self-sufficiency. From secure construction to essential interior amenities, each detail is carefully selected to ensure a luxurious yet resilient living environment.
Secure Entrance & Access
- Elevator & Staircase – Multiple access options for convenience and security.
Reinforced Construction
- Blast-Resistant Cell – Engineered to withstand extreme external pressures.
- Entrance Barrier – Extra security to prevent unauthorized access.
- Emergency Exit – A secure secondary escape route for added safety.
Advanced Shelter Protection
- Blast-Resistant Doors – Protect against high-impact threats.
- Gas-Tight & Fireproof Seals – Ensure complete isolation from hazardous environments.
- Radiation & Flood Resistance – Maximum protection in extreme conditions.
- Hermetic Doors & Shut-Off Valves – Maintain internal air quality and containment.
- Blast Valves – Prevent pressure waves from compromising the shelter.
Fully Equipped Interior
- Functional Kitchen – Prepare meals with ease in a secure environment.
- Sanitary Facilities – Includes a toilet, shower, and wastewater management.
- Sleeping Quarters – Comfortable beds for long-term habitation.
- Water Supply & Filtration – Freshwater tanks, hot water access, and UV water disinfection for purity.
- Wastewater System – Integrated sewage tank with pump for efficient disposal.
UnderPearl shelters are built not just to protect, but to offer a self-sustaining, comfortable lifestyle in any scenario.
UnderPearl shelters offer a range of additional equipment to further enhance comfort, sustainability, and emergency readiness. These features ensure a superior living experience even in extended stays.
Comfort & Well-Being
- Daylight Simulation – Mimics natural light cycles for improved well-being.
- LED Wall – Customizable display for ambiance, entertainment, or visual simulations.
Food & Survival Essentials
- Long-Lasting Food & Reserves – Stockpiles of high-quality, long-shelf-life provisions.
- Dry Toilets – Eco-friendly sanitation solutions for water conservation.
Communication & Safety
- VHF Radio – Reliable long-range communication in emergency situations.
- Medical Supplies – A well-equipped first-aid kit for health emergencies.
- Safety Equipment & Fire Extinguisher – Critical protection against unforeseen risks.
With UnderPearl’s extra equipment options, you can customize your shelter for maximum resilience, comfort, and self-sufficiency in any scenario.























