
Climate Control Solutions for Deployed Forces
Extreme environments demand dependable temperature control. Military HVAC systems from Alaska Defense® are engineered to protect personnel, equipment, and mission readiness in life-threatening hot or cold conditions. Whether operating in desert conditions above 120°F or arctic environments below −60°F, our rugged and reliable military HVAC units ensure comfort, safety, and operational continuity.
Maintaining temperature-controlled facilities improves morale, reduces heat or cold-related injuries, and safeguards mission-critical electronics. From expeditionary military shelters to rigid-wall shelters, Alaska Defense® provides scalable HVAC systems designed specifically for military applications worldwide.
Understanding Military HVAC Systems
Environmental Control Units (ECUs) are all-in-one systems that provide both heating and cooling to maintain interior temperature and humidity within military shelters. Air Conditioning Units (ACUs) are specialized systems that focus on cooling and dehumidification—ideal for hot, humid, or electronic-heavy environments where heat load is the primary concern.
Advantages of Military HVAC Systems from Alaska Defense®
Alaska Defense® designs, engineers, and manufactures all military HVAC systems in the United States, ensuring compliance with strict performance and reliability standards. As a single-source provider, we deliver fully integrated environmental control systems that interface seamlessly with Alaska Defense® shelter systems and base camp infrastructure.
- Engineered and manufactured in the USA
- Designed for extreme temperature and humidity ranges
- Seamless integration with Alaska Defense® soft-wall and rigid-wall shelters
- Custom HVAC configurations available for any operational requirement
- Reliable, energy-efficient, and field-tested performance
- Rapid deployment and low maintenance for extended missions
Military HVAC Systems from Alaska Defense®

Alaska ECU®
The undisputed, battle-proven environmental control unit trusted by the U.S. military. With over 25,000 units fielded worldwide, the Alaska ECU® stands as the industry’s premier solution for reliable, energy-efficient heating and cooling in the harshest environments. Engineered for seamless integration, rugged durability, and mission success in any operational theater.

Custom ECUs and ACUs
Containerized combo hygiene units combine shower and latrine capabilities in a single, hard wall structure. Available in 4-person and 6-person configurations, they feature private lockable stalls, climate control, integrated plumbing, hot water, ventilation, and lighting. Ideal for deployed camps, they provide a complete hygiene solution for both short-term missions and enduring operations.
Contact Us
For more information or to request a quote for standard or custom HVAC systems from Alaska Defense®, call +1-575-541-9116 or complete our online form.