Finned Tubes

All Type of Air Cooler and Heat Exchanger Tubes as below:
3-1 Low finned Tubes
3-2 Extruded Fin Tubes
3-3 Spiral
3-4 Embedded
3-5 L Type
3-6 G Type
3-7 KL Type
3-8 LL Type
3-9 U Channel Fin