Product Showcase
So at the bottom side we can see the mounting area for the PSU, underneath it a ventilation mesh, which has dust protection with the help of a filter. Let's flip the chassis like a turtle on its back:
That dust filter can be easily removed by simply gliding it out and then be cleaned. The chassis rests on four rubber feet, again preventing resonating noises.
Mounting a HDD is easy but requires tools. Take a drive bay bracket (has silicon inserts to prevent resonating noises from the HDD, use four screws and screw them in at the bottom side them in) and slide the unit into the drive bay until you hear a click.