Vacuum Deaerators Market

Vacuum Deaerators Market Forecast and Outlook (2025-2035)

The vacuum deaerators market stands at the threshold of a decade-long expansion trajectory that promises to reshape water treatment and boiler feedwater applications across power generation, chemical processing, and industrial sectors. The market's journey from USD 690.0 million in 2025 to USD 1,050.0 million by 2035 represents measured growth, demonstrating the steady adoption of deaeration technology and operational efficiency optimization across heating systems, industrial processes, and water treatment applications worldwide.

The first half of the decade (2025-2030) will witness the market climbing from USD 690.0 million to approximately USD 858.3 million, adding USD 168.3 million in value, which constitutes 47% of the total forecast growth period. This phase will be characterized by the continued adoption of power plant and industrial applications, driven by increasing water treatment demands and the growing need for reliable deaeration solutions in boiler feedwater and processing applications globally. Enhanced system capabilities and automated control systems will become standard expectations rather than premium options.

The latter half (2030-2035) will witness continued growth from USD 858.3 million to USD 1,050.0 million, representing an addition of USD 191.7 million or 53% of the decade's expansion. This period will be defined by mass market penetration of advanced vacuum deaerator applications, integration with comprehensive water treatment platforms, and seamless compatibility with existing industrial infrastructure. The market trajectory signals fundamental shifts in how industrial operators approach water treatment and deaeration operations, with participants positioned to benefit from growing demand across multiple application segments and material configurations.

Spray tray segments dominate market leadership through their proven effectiveness in achieving oxygen removal levels below 7 parts per billion, the standard required for high-pressure boiler operations. This configuration utilizes vacuum conditions combined with spray distribution systems that maximize water surface area exposure to facilitate gas separation through pressure reduction and temperature elevation. The spray tray design provides optimal balance between deaeration efficiency, space requirements, and operational flexibility that meets diverse industrial applications from power plants to chemical processing facilities.

Market dynamics reflect the intersection of industrial expansion, infrastructure modernization, and increasingly stringent water quality requirements that create sustained demand for reliable deaeration solutions. Power generation facilities require consistent ultra-low oxygen levels to protect high-value steam generation equipment where corrosion damage creates safety hazards and economic losses measured in millions of dollars per incident. This critical application creates performance requirements that prioritize reliability and effectiveness over initial cost considerations.

The technology foundation rests on fundamental thermodynamic principles where reduced pressure lowers the solubility of dissolved gases in water, enabling their extraction at temperatures below normal boiling points. Modern vacuum deaerators combine this principle with sophisticated control systems that maintain optimal vacuum levels, temperature profiles, and residence times necessary for achieving specified oxygen removal targets. Advanced systems incorporate automated monitoring and adjustment capabilities that optimize performance while reducing operator intervention requirements.

Quick Stats for Vacuum Deaerators Market

• Vacuum Deaerators Market Value (2025): USD 690.0 million
• Vacuum Deaerators Market Forecast Value (2035): USD 1,050.0 million
• Vacuum Deaerators Market Forecast CAGR: 4.3%
• Leading Type in Vacuum Deaerators Market: Spray Tray Segment
• Key Growth Regions in Vacuum Deaerators Market: Asia Pacific, North America, and Europe
• Top Players in Vacuum Deaerators Market: SPX FLOW, GEA, Armstrong, Balcke-Dürr, Stork
• Where revenue comes from - now vs next (industry-level view)

Period	Primary Revenue Buckets	Share	Notes
Today	Power Plants applications	40%	Volume-driven, efficiency focus
	Food & Beverage processing	25%	Quality and process control
	Pharma/Process applications	20%	Precision and purity requirements
	Spray Tray systems	55%	Primary technology preference
	Carbon Steel construction	60%	Cost-effective material choice
Future (3-5 yrs)	Advanced power systems	38-44%	Technology enhancement, efficiency gains
	Expanded F&B solutions	23-28%	Process optimization, quality expansion
	Enhanced pharma/process	18-25%	Precision improvement, application growth
	Optimized spray systems	52-58%	Design advancement, performance enhancement
	Premium material solutions	35-45%	Stainless steel adoption, corrosion resistance
	Digital control platforms	8-12%	IoT integration, monitoring optimization

Vacuum Deaerators Market Key Takeaways

At-a-Glance Metrics

Metric	Value
Market Value (2025) →	USD 690.0 million
Market Forecast (2035) ↑	USD 1,050.0 million
Growth Rate ★	4.3% CAGR
Leading Type →	Spray Tray Segment
Primary Application →	Power Plants Segment

The market demonstrates strong fundamentals with power plants applications capturing a dominant share through reliable deaeration capabilities and operational efficiency optimization. Power plants applications drive primary demand, supported by increasing water treatment requirements and operational efficiency development.

Geographic expansion remains concentrated in developed markets with established industrial infrastructure, while emerging economies show accelerating adoption rates driven by power generation modernization initiatives and rising industrial processing standards.

Imperatives for Stakeholders in Vacuum Deaerators Market

Design for application versatility, not just deaeration capacity

• Offer complete water treatment packages: vacuum deaerators + control systems + monitoring solutions + trained technicians + maintenance support.
• Preconfigured workflows: treatment schedules, system maintenance procedures, performance protocols, and digital monitoring on deaeration operations.

Technology readiness for Industry 4.0

• Real-time performance monitoring analytics, predictive maintenance capabilities, and smart facility integration (IoT connectivity, efficiency tracking systems).

Efficiency-by-design approach

• Automated control systems, real-time performance monitoring, certified material solutions, and paperless maintenance documentation.

Value-based service models

• Clear base equipment price + transparent service tiers (maintenance support, component availability, performance guarantees); subscriptions for digital services and analytics.

Segmental Analysis

The market segments by type into spray tray, spray nozzle, and vacuum film systems, representing the evolution from basic deaeration methods to specialized equipment solutions for comprehensive water treatment and industrial processing optimization.

By application, the market’s segmentation includes power plants (40%), food & beverage (25%), pharma/process (20%), and others (15%) systems, reflecting distinct requirements for operational efficiency, treatment precision, and facility processing infrastructure standards. The material segmentation covers carbon steel (60%) and stainless steel (40%) construction, demonstrating varied durability requirements and corrosion resistance standards.

The segmentation structure reveals technology progression from standard deaeration methods toward specialized vacuum deaerator applications with enhanced performance consistency and operational capabilities, while application diversity spans from power generation to food processing requiring precise water treatment solutions.

By Type, the Spray Tray Segment Accounts for Dominant Market Share

Spray trays command the leading position in the vacuum deaerators market with 55% market share through advanced deaeration features, including superior gas removal characteristics, operational efficiency, and water treatment optimization that enable operators to achieve optimal performance across diverse industrial and power generation applications.

The segment benefits from operator preference for reliable deaeration systems that provide consistent performance characteristics, reduced maintenance complexity, and operational efficiency optimization without requiring significant infrastructure modifications. Advanced design features enable automated control systems, performance monitoring, and integration with existing water treatment equipment, where operational performance and efficiency compliance represent critical operator requirements.

Spray trays differentiate through proven operational reliability, consistent deaeration characteristics, and integration with automated water treatment systems that enhance treatment effectiveness while maintaining optimal performance standards for diverse industrial and power generation applications.

Key market characteristics:

• Advanced spray designs with optimized deaeration configuration and operational efficiency capabilities
• Enhanced treatment effectiveness, enabling 95-99% gas removal consistency with reliable deaeration performance
• Industrial facility compatibility, including automated monitoring systems, control integration, and process optimization for water treatment

Spray Nozzle Applications Show Process Market Growth

Spray nozzle vacuum deaerators maintain a 35% market position in the vacuum deaerators market due to their enhanced precision deaeration properties and specialized application characteristics. These systems appeal to facilities requiring targeted performance with premium positioning for industrial and process water treatment applications. Market growth is driven by manufacturing segment expansion, emphasizing versatile deaeration solutions and operational efficiency through optimized spray designs.

Vacuum Film Applications Demonstrate Specialized Solutions

Vacuum Film systems capture 10% market share through specialized deaeration requirements in precision operations, chemical processing, and specialized applications. These operations demand certified treatment systems capable of operating with sensitive processes while providing effective deaeration integration and performance capabilities.

By Application, Power Plants Show Market Leadership

Power plants demonstrate market leadership in the vacuum deaerators market with 40% share due to widespread adoption of integrated deaeration systems and increasing focus on operational efficiency, facility processing optimization, and water treatment applications that maximize performance while maintaining quality standards.

Power operators prioritize treatment consistency, operational efficiency, and integration with existing power generation infrastructure that enables coordinated water treatment operations across multiple processing facilities. The segment benefits from substantial infrastructure investment and modernization programs that emphasize the acquisition of deaeration-based systems for operational optimization and water treatment efficiency applications.

Power facility expansion programs incorporate vacuum deaerators as standard equipment for water treatment operations, while generation growth increases demand for consistent deaeration capabilities that comply with quality standards and minimize operational complexity.

Food & Beverage Applications Maintain Secondary Position

Food & beverage applications capture 25% market share through comprehensive processing requirements in food facilities, beverage operations, and manufacturing applications requiring reliable deaeration systems capable of operating within processing environments while providing effective water treatment integration and production performance capabilities.

Pharma/Process Applications Show Specialized Growth

Pharma/process applications account for 20% market share, including pharmaceutical manufacturing, chemical processing, and specialized operations requiring precision deaeration solutions for operational optimization and treatment accuracy.

By Material, Carbon Steel Shows Market Leadership

Carbon steel construction demonstrates market leadership in the vacuum deaerators market with 60% share due to widespread adoption of cost-effective material systems and increasing focus on operational efficiency, construction durability, and processing applications that maximize value while maintaining performance standards.

Operators prioritize construction reliability, cost efficiency, and integration with existing industrial infrastructure that enables coordinated facility operations across multiple processing applications. The segment benefits from substantial manufacturing investment and facility programs that emphasize the acquisition of carbon steel-based systems for construction optimization and cost-effective applications.

Industrial facility programs incorporate carbon steel construction as standard material for deaeration operations, while operational growth increases demand for consistent construction capabilities that comply with durability standards and minimize material complexity.

Application dynamics include:

• Strong growth in power facilities and industrial operations requiring reliable deaeration capabilities
• Increasing adoption in water treatment optimization and operational efficiency applications for operators
• Rising integration with automated treatment systems for operational optimization and performance assurance

Stainless Steel Construction Maintains Premium Demand

Stainless Steel construction captures 40% market share through comprehensive corrosion requirements in chemical facilities, food processing operations, and high-performance applications. These operations demand corrosion-resistant material systems capable of handling aggressive environments while providing effective treatment management and operational performance capabilities.

What are the Drivers, Restraints, and Key Trends of the Vacuum Deaerators Market?

Category	Factor	Impact	Why It Matters
Driver	Power generation expansion & industrial growth (efficiency requirements, performance standards)	★★★★★	Large-scale power markets require efficient, reliable water treatment solutions with consistent performance and operational compliance across deaeration applications.
Driver	Water treatment modernization & facility development	★★★★★	Drives demand for specialized deaeration solutions and high-capacity treatment capabilities; suppliers providing industrial-grade equipment gain competitive advantage.
Driver	Industrial process optimization & efficiency improvement (quality compliance, operational efficiency)	★★★★☆	Industrial facilities need advanced water treatment solutions; demand for deaeration systems expanding addressable market segments.
Restraint	Equipment investment complexity & maintenance requirements	★★★★☆	Small operators face capital pressure; increases cost sensitivity and affects system consistency in budget-sensitive markets.
Restraint	Alternative treatment competition & technology alternatives	★★★☆☆	Efficiency-focused applications face challenges with technology selection and treatment requirements, limiting adoption in cost-sensitive segments.
Trend	Digital monitoring & smart control systems (connected treatment management)	★★★★★	Growing demand for connected deaeration equipment; digital integration becomes core value proposition in smart industrial segments.
Trend	Asian market expansion & regional industrial growth	★★★★☆	Regional facility development drives demand for local treatment solutions; regional manufacturing capabilities drive competition toward localization.

Analysis of the Vacuum Deaerators Market by Key Country

The vacuum deaerators market demonstrates varied regional dynamics with growth leaders including India (5.2% growth rate) and China (4.6% growth rate) driving expansion through industrial initiatives and power capacity development. Steady Performers encompass USA (3.9% growth rate), South Korea (3.7% growth rate), and Germany (3.6% growth rate), benefiting from established industrial sectors and advanced deaeration system adoption. Mature Markets feature Italy (3.5% growth rate) and Japan (3.4% growth rate), where water treatment technology advancement and quality standardization requirements support consistent growth patterns.

Regional synthesis reveals Asian markets leading adoption through industrial expansion and power development, while Western countries maintain steady expansion supported by technology advancement and regulatory standardization requirements. Emerging markets show strong growth driven by industrial applications and facility modernization trends.

Region/Country	2025-2035 Growth	How to win	What to watch out
India	5.2%	Focus on cost-effective treatment solutions	Infrastructure challenges; system availability
China	4.6%	Lead with high-volume supply systems	Environmental regulations; facility complexity
USA	3.9%	Offer efficiency-compliant applications	EPA regulations; facility requirements
South Korea	3.7%	Push industrial integration solutions	Technology saturation; facility costs
Germany	3.6%	Premium quality positioning	Over-specification; regulatory compliance
Italy	3.5%	Premium efficiency positioning	Facility precision; market maturity
Japan	3.4%	Premium precision positioning	System precision; market maturity

India Drives Fastest Market Growth

India establishes fastest market growth through aggressive industrial programs and comprehensive power capacity development, integrating advanced vacuum deaerator systems as standard components in power plant installations and industrial facility operations. The country's 5.2% CAGR reflects government initiatives promoting industrial modernization and power development capabilities that mandate the use of water treatment systems in power facilities.

Growth concentrates in major industrial centers, including Delhi, Mumbai, and Chennai, where power technology development showcases integrated deaeration systems that appeal to operators seeking advanced water treatment optimization capabilities and operational efficiency applications.

Indian manufacturers are developing cost-effective deaeration solutions that combine domestic production advantages with advanced operational features, including automated control systems and enhanced reliability capabilities. Distribution channels through industrial suppliers and power service providers expand market access, while government support for industrial development supports adoption across diverse operator segments.

Strategic Market Indicators:

• Power facilities leading adoption with 68% deployment rate in industrial systems and power sectors
• Government industrial programs providing substantial funding for domestic water treatment technology development
• Local industrial providers capturing 42% market share through competitive sourcing and localized distribution support
• Export market development for cost-effective deaeration solutions targeting emerging industrial markets

China Emerges as High-Volume Market

In Guangdong, Jiangsu, and Zhejiang provinces, industrial facilities and power operations are implementing advanced vacuum deaerator systems as standard equipment for facility optimization and operational water treatment enhancement, driven by increasing government industrial investment and power modernization programs that emphasize the importance of deaeration capabilities.

The market is expected to advance at a 4.6% CAGR, supported by government industrial initiatives and power infrastructure development programs that promote advanced water treatment systems for production facilities. Chinese operators are adopting deaeration systems that provide consistent operational performance and efficiency compliance features, particularly appealing in industrial regions where facility efficiency and treatment standards represent critical operational requirements.

Market expansion benefits from growing industrial processing capabilities and power integration agreements that enable domestic production of advanced deaeration systems for manufacturing applications. Technology adoption follows patterns established in industrial equipment, where efficiency and performance drive procurement decisions and operational deployment.

USA Shows Efficiency-Compliant Market Development

The USA establishes efficiency-compliant market development through comprehensive industrial programs and established regulatory infrastructure, integrating vacuum deaerator systems across power facilities and industrial applications.

The country's 3.9% growth rate reflects mature industrial relationships and established water treatment adoption that supports widespread use of deaeration systems in power facilities and efficiency-compliant operations.

Growth concentrates in major industrial centers, including Texas, California, and Pennsylvania, where industrial technology showcases mature deaeration deployment that appeals to operators seeking proven efficiency capabilities and operational reliability applications.

American manufacturers leverage established distribution networks and comprehensive regulatory capabilities, including compliance programs and technical support that create operator relationships and operational advantages.

The market benefits from mature efficiency standards and EPA requirements that support deaeration system use while supporting technology advancement and operational optimization.

South Korea Shows Industrial Application Development

South Korea establishes industrial application development through comprehensive facility modernization and technology integration, integrating vacuum deaerator systems across manufacturing facilities and specialized industrial applications.

The country's 3.7% growth rate reflects growing industrial investment and increasing adoption of water treatment technology that supports expanding use of deaeration systems in Korean manufacturing facilities. Growth concentrates in major industrial areas, including Seoul metropolitan area, Busan, and Ulsan, where industrial technology development showcases integrated deaeration systems that appeal to South Korean manufacturers seeking advanced industrial solutions with facility efficiency compatibility.

Korean manufacturers focus on maintaining quality standards while adopting industrial water treatment efficiency, creating demand for systems that balance performance with operational advantages. The market benefits from strong industrial infrastructure and growing export opportunities that support deaeration technology adoption while maintaining quality standards important to Korean industrial applications.

Germany Demonstrates Premium Quality Focus

Germany's advanced industrial technology market demonstrates sophisticated vacuum deaerator integration with documented operational effectiveness in premium water treatment applications and modern facility installations through integration with existing quality systems and industrial infrastructure.

The country maintains a 3.6% growth rate, leveraging traditional quality expertise and precision systems integration in water treatment technology. Industrial centers, including North Rhine-Westphalia, Bavaria, and Baden-Württemberg, showcase premium installations where deaeration systems integrate with traditional quality platforms and modern facility management systems to optimize water treatment operations and maintain industrial quality profiles.

German manufacturers prioritize treatment precision and quality consistency in deaeration development, creating demand for premium systems with advanced features, including quality monitoring and automated treatment systems. The market benefits from established quality infrastructure and commitment to industrial standards that provide long-term operational benefits and compliance with traditional quality treatment methods.

Italy Demonstrates Premium Efficiency Focus

Italy's advanced industrial technology market demonstrates sophisticated vacuum deaerator integration with documented operational effectiveness in premium water treatment applications and modern facility installations through integration with existing efficiency systems and industrial infrastructure.

The country maintains a 3.5% growth rate, leveraging traditional efficiency expertise and precision systems integration in water treatment technology. Industrial centers, including Milan, Turin, and Bologna, showcase premium installations where deaeration systems integrate with traditional efficiency platforms and modern facility management systems to optimize water treatment operations and maintain industrial efficiency profiles.

Italian manufacturers prioritize treatment precision and efficiency consistency in deaeration development, creating demand for premium systems with advanced features, including efficiency monitoring and automated treatment systems. The market benefits from established efficiency infrastructure and commitment to industrial standards that provide long-term operational benefits and compliance with traditional quality treatment methods.

Japan Demonstrates Premium Precision Focus

Japan's advanced industrial technology market demonstrates sophisticated vacuum deaerator integration with documented operational effectiveness in premium water treatment applications and modern facility installations through integration with existing precision systems and industrial infrastructure.

The country maintains a 3.4% growth rate, leveraging traditional precision expertise and advanced systems integration in water treatment technology. Industrial centers, including Tokyo, Osaka, and Nagoya, showcase premium installations where deaeration systems integrate with traditional precision platforms and modern facility management systems to optimize water treatment operations and maintain industrial precision profiles.

Japanese manufacturers prioritize treatment precision and performance consistency in deaeration development, creating demand for premium systems with advanced features, including precision monitoring and automated treatment systems. The market benefits from established precision infrastructure and commitment to industrial standards that provide long-term operational benefits and compliance with traditional quality treatment methods.

Europe Market Split by Country

The vacuum deaerators market in Europe is projected to represent a significant portion of global consumption, with strong regional distribution across major economies. Germany is expected to maintain its leadership position with USD 150.0 million in 2025, accounting for substantial European market share, supported by its advanced industrial infrastructure and major power generation centers.

United Kingdom follows with USD 110.0 million, representing significant European market share in 2025, driven by comprehensive power programs and industrial technology development initiatives. France holds USD 90.0 million through specialized water treatment applications and efficiency compliance requirements. Italy commands USD 70.0 million, while Spain accounts for USD 60.0 million in 2025. The rest of Europe region maintains USD 150.0 million, attributed to increasing deaeration system adoption in Nordic countries and emerging industrial facilities implementing water treatment modernization programs.

Competitive Landscape of the Vacuum Deaerators Market

• Structure: ~15-20 active players; top 3-4 hold ~35-40% by revenue, with SPX FLOW leading at 14.0% market share.
• Leadership is maintained through: global distribution networks, specialized treatment systems, and regional service capabilities (multi-application versatility + maintenance support + efficiency compliance).
• What's commoditizing: standard carbon steel construction and basic deaeration systems.
• Margin Opportunities: specialized stainless steel applications, IoT-enabled monitoring, and comprehensive service contracts (predictive maintenance, equipment management, compliance documentation).

Stakeholder	What they actually control	Typical strengths	Typical blind spots
Global platforms	Distribution networks, broad treatment portfolios, production facilities	Proven reliability, multi-region support, comprehensive service	Technology refresh cycles; customer lock-in dependency
Technology innovators	R&D capabilities; advanced deaeration systems; digital interfaces	Latest technology first; attractive ROI on specialized applications	Service density outside core regions; customization complexity
Regional specialists	Local sourcing, fast delivery, nearby technical support	"Close to site" support; pragmatic pricing; local regulations	Technology gaps; talent retention in engineering
Application-focused ecosystems	Industry expertise, technical support, specialized solutions	Lowest application variation; comprehensive industry support	Scaling costs if overpromised; technology obsolescence
Service specialists	Maintenance programs, equipment supply, technical training	Win service-intensive applications; flexible support	Scalability limitations; narrow market focus

Key Players in the Vacuum Deaerators Market

• SPX FLOW, Inc.
• GEA Group AG
• Armstrong International, Inc.
• Balcke-Dürr GmbH
• Stork B.V.
• Feedwater Ltd.
• Mitsubishi Heavy Industries, Ltd.
• Fulton Boiler Works, Inc.
• Cleaver-Brooks, Inc.
• Forbes Marshall Pvt. Ltd.
• Penn Separator Company
• DAA Systems
• Thermodyne Boilers Pvt. Ltd.
• DeLamotte Company
• Parker Boiler Co.

Scope of the Report

Items	Values
Quantitative Units (2025)	USD 690.0 million
Type	Spray Tray, Spray Nozzle, Vacuum Film
Application	Power Plants, Food & Beverage, Pharma/Process, Others
Material	Carbon Steel, Stainless Steel
Regions Covered	Asia Pacific, North America, Europe, Latin America, Middle East & Africa
Countries Covered	China, USA, Germany, Japan, India, South Korea, Italy, Brazil, France, United Kingdom, and 25+ additional countries
Key Companies Profiled	SPX FLOW, GEA, Armstrong, Balcke-Dürr, Stork, Feedwater Ltd, Mitsubishi Heavy, Fulton, Cleaver Brooks, Forbes Marshall
Additional Attributes	Dollar sales by type and application categories, regional adoption trends across Asia Pacific, North America, and Europe, competitive landscape with equipment suppliers and service providers, operator preferences for treatment consistency and operational reliability, integration with industrial platforms and facility monitoring systems, innovations in deaeration technology and performance enhancement.

Vacuum Deaerators Market by Segments

Type:

• Spray Tray
• Spray Nozzle
• Vacuum Film

Application:

• Power Plants
• Food & Beverage
• Pharma/Process
• Others

Material:

• Carbon Steel
• Stainless Steel

Region:

• Asia Pacific
• China
• Japan
• South Korea
• India
• ASEAN
• Australia & New Zealand
• Rest of Asia Pacific
• North America
• United States
• Canada
• Mexico
• Europe
• Germany
• France
• United Kingdom
• Italy
• Spain
• Rest of Europe
• Latin America
• Brazil
• Rest of Latin America
• Middle East & Africa
• GCC Countries
• South Africa
• Rest of Middle East & Africa