Heat Exchanger Solutions

+1 (239) 217 5080

Air Cooled Heat Exchangers

Spiro-Gills’ over 70 years experience in the design and manufacture of air coolers and heat exchangers means that our highly trained and experienced thermal design engineers are able to offer a bespoke solution to our customers in the design of their induced draft air coolers or forced draft air coolers and heat exchangers, both thermally and mechanically.
We use HTRI software to design all of our heat exchangers. The HTRI software allows us to;
  • Model virtually any bundle arrangement
  • Visualise exactly how the exchanger is performing.
  • Design constraints to prevent a selection of undesirable designs
  • and much more.


  • Combined Heat & Power Generators
  • Geothermal Power
  • Concentrated Solar
  • Biomass Energy
  • Energy from Waste
Applied Fin

Knurled L Fin

Overlapped L Fin

Grooved Fin (Embedded Fin)

Welded Fin

Serrated Fin

Solid Fin

Finned Tube

Spiro Gills' High Frequency Finned Tubes can be found in boilers and heat exchangers worldwide. Our continuous welding process is tried and tested in industrial applications big and small. Spiro Gills have been in the business of welding fin tube since 1964.
Spiro-Gills Products Ltd is the UK’s premier manufacturer of Finned Tubes for air-cooled heat exchangers. Because good quality cooling water is either too costly or unavailable, such exchangers are relied upon heavily by most process and power generation plants throughout the world.
Using our unique block-fin designs we are also able applying Copper, Aluminium and Stainless fin material to any base tube material

Extended Product Range and Repair Solutions

Sprio-Gills Thermal Products are design in the UK but can be manufactured/assembled and repaired worldwide….

Furthermore, we specialists in the following:
  • Shell & Tube Heat Exchangers (New Designs/Repair/Re-tubing)
  • Industrial Radiators
  • Diesel Engine and Hydro Power Generator Air Coolers
  • Plate Heat Exchangers (New Designs, Replacement Spares & Re-Gasketing)
Applied Cooling Technology LLC are the exclusive representatives of sister company Spiro Gills Thermal Products Ltd in the United States
Applied Cooling Technology LLC
75 Mid Cape Terrace,
Units 2 & 3, Cape Coral,
USA 33991