FST Series

3-PASS SCOTCH MARINE BOILER
Commercial steel heating boilers for low pressure steam and hot water heating applications.
- Oil or Gas Fired
- Field Erect or Shop Built Package Boiler
Welcome to Supreme Boilers’ FST Series, an advanced line of high-efficiency boilers is manufactured by EASCO know known as Supreme Boilers. The FST Series is engineered to deliver exceptional performance in space-constrained industrial and commercial facilities, combining efficiency, reliability, and ease of maintenance.
Key Features:
- Compact Design: The FST Series is designed for installations with limited space, offering a compact footprint without compromising performance.
- Efficient Combustion: Featuring 2.5-inch fire tubes, the FST Series eliminates the need for turbulators or baffling. This design ensures balanced flue gas flow, optimal heat transfer, and low stack temperatures.
- Quiet Operation: The FST Series operates quietly, making it suitable for noise-sensitive environments.
- Ease of Maintenance: The simplified design allows for straightforward maintenance and cleaning, reducing downtime and ensuring long-term reliability.
- Versatility: These boilers can handle various fuel types, including natural gas, oil, and dual fuel options, providing flexibility to meet diverse facility requirements.
Technical Specifications:
- Robust Construction: The FST Series boilers are built to meet the rigorous standards of the American Society of Mechanical Engineers (ASME) regarding material, construction, and workmanship.
- Three-Pass Scotch Marine Design: This design enhances heat transfer efficiency, ensuring high output with less fuel consumption.
- Safety Features: Equipped with standard steam trim, safety valves, steam gauges, water columns with gauge glasses, and try cocks. Optional commercial tankless coils are also available.
- Wet Back Construction: Ensures long-lasting durability and improved heat transfer efficiency.
Applications:
- Manufacturing plants
- Chemical processing facilities
- Food and beverage industries
- Healthcare institutions
- Commercial buildings


Optional Commercial Tankless Coils

FAQ
A1: The FST Series boilers are compact, three-pass Scotch marine boilers engineered for low-pressure steam and hot water heating. They feature efficient 2.5-inch fire tubes that eliminate the need for turbulators or baffling, supporting balanced flue gas flow and optimal heat transfer while maintaining low stack temperatures
A2: The FST Series is ideal for facilities with limited space, offering high performance in a compact footprint. Typical applications include manufacturing plants, chemical processing, food and beverage production, healthcare institutions, and commercial buildings
A3: These versatile boilers support multiple fuel options, including natural gas, oil, and dual-fuel configurations. This flexibility ensures compatibility with existing fuel infrastructure and operational needs
A4: With their simplified, compact design, the FST Series offers straightforward access for cleaning and maintenance. This reduces downtime and helps maintain reliable, long-term operation in demanding environments.
A4: Yes. The FST Series is manufactured in accordance with ASME standards for materials, construction, and workmanship. It's a three-pass Scotch marine design delivers efficient heat transfer and outstanding performance