ROBERT RADIATOR CORE MANUFACTURING INC
Flat Fin : Flat Fin Radiator Cores have 5/8" spacing and come in Copper, Brass, and Steel fin material types. They can come in a non-louvered or louvered fin construction that is specifically designed to ensure maximum airflow. Flat Fin Radiator cores are constructed 8 or 10 fins per inch. These core types can be made with both high-flow or low-flow tubing.
ROBERT RADIATOR CORE MANUFACTURING INC