Flue Gas Desulfurization System Market Size & Share 2026-2035

Flue Gas Desulfurization System Market Size

The global flue gas desulfurization system market was estimated at USD 22.4 billion in 2025. The market is expected to grow from USD 23.6 billion in 2026 to USD 40.4 billion in 2035, at a CAGR of 6.1%, according to a recent study by Global Market Insights Inc.

• The developing global economy has systematically increased the demand for energy which is correspondingly have triggered an international imbalance across emissions and pollution. As a result, emissions from power plants alongside industrial processes are rising at an unprecedented level which has raised concern among international policy makers to adopt the product.
• The U.S. government, for instance, in March 2025, announced the initiatives on national air quality standards for particulate matter (PM2.5) to assist various manufacturing & small business. In addition, EPA also announced that it will release guidance to increase flexibility on NAAQS implementation, reforms to new source review, and direction on permitting obligations.
• The modification of power plants by increasing the size of already existing industrial structures alongside new investments in novel industrial parks have weighted heavily on governments by implementing tighter emission standards. This industrialization is raising the level of concern for air quality especially, sulfur dioxide (SO₂) and other emitted pollutants.
• For instance, in March 2026, the provincial government of Canada, in Saskatchewan, six coal fired generating units was decided in 2025 to be refurbish. The original estimate of USD 900 million is further increased by USD 700 million to complete the refurbishment. As a result, there is an increased demand for new technology of Flue Gas Desulfurization (FGD) systems, thereby augmenting industry growth.

Flue Gas Desulfurization System Market Trends

• Changes in the global economy have brought environmental concerns with intense competition causing the need to put in place stricter laws. This has prompted business and industries to lower emissions of sulfur oxides, nitrogen oxides, carbon, mercury, particulate matter, and other pollutants.
• For instance, in March 2026, the government of Germany announced the adoption of its new climate protection program to achieve their goal to reduce emissions by 65% by 2030 on a 1990 basis. In addition, the government has pledged an investment of over USD 8 billion to back the program for the next four years. This in turn will influence the market dynamics across the country.
• Growing demand for emission control technologies including FGD system and SOx scrubbers in industrial and manufacturing plants is bolstering industry growth. In addition, the high growth rate of industry in these areas will be caused by the efficiency of these systems used in reduction of pollutants to waste streams.

Flue Gas Desulfurization System Market Analysis

• Based in technology, the market is segmented into wet and dry FGDs. The market for the wet flue gas desulfurization system is anticipated to reach USD 36 billion by 2035. Adoption of these wet flue gas desulfurization systems is due to rapid increase as the regulations surrounding the emission of particulate matter are stringent along with the growing requirement to manage wastewater alongside air pollutants in energy-loaded industries.
• Increasingly, these systems are gaining prominence owing to their ability to meet the tightening set environmental standards. This is due to the fact, as they have a high efficiency in removing sulfur dioxide (SO₂) and particulate matter from industrial emissions.

• Based on application, the flue gas desulfurization system market is segmented into power plants, chemical & petrochemical, cement, metal processing & mining, manufacturing, among others. The FGD system market for power plant application catered a market share of 65.8% in 2025. These systems are extensively used in the generation of power to ensure a reduction and control of the emission levels that are generated during the operations.
   
• They effectively limit the release of sulfur dioxide (SO₂) alongside other pollutants to guarantee compliance with environmental regulations. The economic revival along with the rapid pace of industrialization has significantly boosted the demand for electricity which has led to the expansion of power generation capacity.
   
• This growth has increased the need for FGD technologies, and other advanced emission control technologies. For instance, in April 2026, the government of China announced new measures to evaluate & assess the performance of local authority in terms of neutrality efforts and carbon peaking in order to accelerate green transition.

• Flue gas desulfurization system market in the U.S. was estimated at USD 2.1 billion in 2025. Increased government spending in addition to various projects and programs focusing on emission cuts is expected to ease costs of designing and deploying sophisticated technologies.
• This development is projected to greatly enhance the market opportunities for flue gas desulfurization in the country in the future. For instance, in April 2026, the Pennsylvania government in the U.S. decided to invest over USD 267 million to reduce air pollution and combat greenhouse gas emissions across the state.
• The Asia Pacific region will grow at a CAGR of 6.5% by 2035. Combination of shared oil and gas infrastructure with power generation plants, together with regional cooperation, will speed up the use of FGD systems in the region. Targeting industrial clusters in Southeast Asia including Indonesia, Malaysia, South Korea, and Singapore which are major industrial centers will be an ideal way to promote emissions reduction initiatives.
• For instance, in April 2026, the South Korea government decided to lift restrictions on coal-fired power generation amid ongoing Middle East war crisis in order to fulfill the LNG need across the country. This in turn has created a favorable scenario for the systems adoption across the country.

Flue Gas Desulfurization System Market Share

• The top companies including Mitsubishi Heavy Industries, General Electric, Babcock & Wilcox, Andritz, and Doosan Enerbility held a market share of around 40% in 2025. These companies dominate due to their large install base and geographic presence especially across coal-heavy economics.
• The competition within the flue gas desulfurization FGD systems market is high due to the increasing need for emission control technologies as a result of stringent environmental policies. Major players in this market are pursuing technology through investment, geographic expansion, and market repositioning through mergers and acquisitions assisting industries with innovative solutions to curb emissions.

Flue Gas Desulfurization System Market Companies

Key companies involved in the flue gas desulfurization systems industry includes the following:

• AirPoll Technologies

• Alstom
• Andritz
• Babcock & Wilcox
• Beijing SPC Environment Protection Tech
• Chiyoda
• Doosan Enerbility
• Ducon Infratechnologies
• GEA Group
• General Electric
• GKD
• Hamon
• Kawasaki Heavy Industries
• KC Cottrell
• KEPCO
• Ljungstrom
• Longking Environmental Protection
• Marsulex Environmental Technologies
• Mitsubishi Heavy Industries
• Thermax
• Valmet

Flue Gas Desulfurization System Industry News

• In March 2026, Ministry of Energy and Natural Resources, Canada, announced an investment of around USD 28.9 million for 12 projects across the country. The investment will aid in the development & deployment of clean energy technologies, which in turn will increase the deployment of FGD systems across the globe.
• In October 2025, Marsulex Environmental Technologies confirmed that the company had supplied FGD systems for Units 1 & 2 (2×600 MW) at the LCRA Fayette Power Project in Texas, U.S. in 2011 and since then the company has achieved in removing sulfur emissions greater than or equal to 97%.
• In July 2025, Valmet received an order from Saica Group to supply flue gas cleaning system and biomass boiler for the Saica’s plant in El Burgo de Ebro, Zaragoza, Spain. This in turn will significantly reduce fossil fuel consumption and carbon dioxide emissions across the plant, thereby adding to the industry growth.