The Asia-Pacific Dedicated Outdoor Air System (DOAS) market is witnessing significant growth, driven by increasing urbanization, adoption of sustainable HVAC systems, and stringent government regulations for indoor air quality. The market is projected to grow at a CAGR of 7.9% from 2024 to 2035, reaching USD 2,130 Million by 2035, up from USD 870 Million in 2025.
The economic impact of tariffs on "Asia-Pacific DOAS Market".
Market Growth Drivers
Rising Focus on Indoor Air Quality and Energy Efficiency: With growing concerns about health and wellness, the demand for systems that can provide improved indoor air quality has surged across the Asia-Pacific. Governments in countries like China and India have imposed stringent regulations around air quality in commercial and residential spaces. Major companies like Daikin and Johnson Controls-Hitachi are innovating their DOAS solutions to meet these regulations and enhance performance, thereby boosting market growth.
Rapid Urbanization and Construction Boom: The Asia-Pacific region continues to see unprecedented urban expansion, with substantial investments flowing into new commercial buildings, educational institutions, and healthcare facilities. This construction boom is driving the demand for advanced HVAC systems such as DOAS for efficient ventilation and dehumidification. LG Electronics, for instance, has expanded its product offerings tailored for high-rise and smart building projects, further propelling market adoption.
Market Trends
Integration of Smart Controls and Building Automation: Recent trends show increased integration of IoT sensors, AI, and cloud-based management platforms with DOAS systems, enabling real-time monitoring, predictive maintenance, and optimization of energy usage. Companies such as Samsung HVAC are leading the way with connected DOAS units that support smart building infrastructure, streamlining operations and reducing total lifecycle costs.
Preference for Energy-saving and Low-carbon Solutions: As corporations and governments set ambitious carbon neutrality goals, there is rising demand for energy-efficient DOAS systems equipped with heat recovery features and variable speed technologies. Mitsubishi Electric has introduced systems with high-efficiency EC motors and advanced energy-recovery wheels, helping property owners reduce utility expenses and environmental footprints.
Market Opportunities
Growing Adoption in Green Building Projects: The push for green certifications such as LEED and IGBC is accelerating the use of energy-efficient DOAS solutions in new constructions. Companies like Carrier are partnering with real estate developers to integrate DOAS in sustainable building designs.
Untapped Potential in the Healthcare Sector: The need for controlled fresh air and dehumidification in hospitals and clinics offers significant growth potential for DOAS vendors. Recent collaborations by Trane with healthcare infrastructure providers highlight this expanding opportunity.
Asia-Pacific DOAS Market Revenue (USD Million), 2020-2035
The Asia-Pacific DOAS Market has shown consistent growth from 2020 to 2035. Starting at USD 450 Million in 2020, the market experienced accelerated growth after 2023, driven by regulations and technological advancements. By 2025, the revenue is expected to reach USD 870 Million. This upward trajectory is further strengthened by the transition to smart and energy-efficient solutions, with projected revenue reaching USD 2,130 Million by 2035. The expanding base of commercial and institutional projects, particularly in key economies such as China, Japan, and India, continues to underpin robust demand for DOAS solutions throughout the forecast period.
Asia-Pacific DOAS Market by Region Share (%), 2025
In 2025, China leads the Asia-Pacific DOAS market with a dominant share of 41%, owing to rapid urbanization and infrastructure development. Japan follows with 19%, supported by its advanced building standards and technology adoption. India holds a 16% share, attributed to a growing construction sector and increasing awareness of indoor air quality. South Korea and Southeast Asia together make up 13% and 11% respectively, driven by expanding commercial spaces and modernization initiatives. This regional distribution highlights the diverse growth dynamics and the scope for increased adoption across emerging markets.
Recent Developments in Asia-Pacific DOAS Market (Last 6 Months)
In March 2024, LG Electronics launched its next-generation DOAS systems for the Asia-Pacific market, featuring advanced energy recovery and IoT-based smart controls. The launch is part of LG’s strategy to strengthen its leadership in smart building solutions and target high-growth urban clusters across China, Southeast Asia, and India.
In May 2024, Daikin announced a partnership with China State Construction Engineering Corporation to supply innovative DOAS units for a series of large-scale green building projects in China. The collaboration focuses on maximizing energy efficiency, supporting low-carbon objectives, and complying with new air quality mandates introduced in major Chinese cities.
In April 2024, Trane introduced a modular DOAS product designed specifically for healthcare and educational institutions in emerging markets like India and Indonesia. The new solution addresses the increasing need for high-efficiency ventilation and humidity control in sensitive environments following the recent updates to regional indoor air quality standards.
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