Tweakers Asylum has put up a review on the Dr. Thermal HSF.
Now, you will notice that both HSF create a similar pattern where the X crosses in the middle. The reason why this new design is able to forgo the past mistakes is by increasing the surface area for the core to sit under. Add to that the spiral pattern and increased size area for the pads to lay against and you solve the problems created before, but still maintain any advantage the design has.Read more
