THERMAL
Ljungström®
Gas-Gas Heaters
Premium quality Gas-Gas heaters with unrivalled performance and cleanability, improving operational flexibility with high-efficiency sealing systems and premium quality enamel.
Tailored rotary gas heater solutions for SCR and FGD
Durable heat exchange systems for flue gas applications

LJUNGSTRÖM: The Industry Leader
LJUNGSTRÖM has been the industry leader in utility sized gas-gas heaters for over a century, delivering high-efficiency solutions for SCR and FGD applications. Our advanced technology ensures superior heat recovery, reduced emissions, and long-term reliability, setting the standard for performance and sustainability worldwide.

Ljungström® Gas-Gas Heaters
for Selective Catalytic Reduction (SCR)

Ljungström® Gas-Gas Heaters
for Flue Gas Desulfurization (FGD)

Performance
and Reliability
Ljungström® Gas-Gas Heaters deliver industry-leading efficiency, durability, and minimal downtime. With advanced sealing and high-quality materials, they ensure optimal heat recovery and long-term reliability for FGD and SCR applications.
Reasons to Choose Gas-Gas
Heaters From LJUNGSTRÖM
Ljungström® Gas-Gas Heater systems are operating in coal and oil fired power plants and industrial applications around the world, and we have maintained a reputation as the world’s leading GGH experts.

Built on Decades
of Innovation
Since introducing the first rotary gas-gas Heater platform in 1972, LJUNGSTRÖM has continuously advanced FGD technology. With installations in over 30 countries and compatibility across all major FGD processes, our solutions deliver unmatched reliability and availability. Decades of engineering expertise drive our commitment to pushing efficiency and performance even further.

Our Legacy of Expertise
For over 50 years, LJUNGSTRÖM has led the evolution of Gas-Gas Heater technology, building on our pioneering work in air preheaters. Our systems are trusted by power plants and industrial applications worldwide for their durability, efficiency, and precision engineering. By combining high-quality materials with tailored configurations, we ensure optimal performance for every installation.
Ready to discuss solutions that work for your needs?
No matter the challenge, our experts are here to help you achieve unmatched efficiency and reliability. Let’s discuss your needs today.