1. Understanding the mechanics of the fan house

Watch this video to get an explanation on how the fan house of the Concept2 Model D indoor rower works. It is important to understand the air resistance principle for a better and safe use of your rowing machine.

2. What is Drag Factor and how to use it

The PM5 performance monitor can precisely show you the Drag Factor on the machine your are rowing on. It is a calibrated measure of the damper setting so you always can get the same »rowing stroke feeling«.