Need to replace the case for my server. It's currently an old unbranded beige piece o' crap 
Looks are not too important, it sits parallel with my desk at the back next to the wall so rarely gets seen.
It needs to do the following:

Looks are not too important, it sits parallel with my desk at the back next to the wall so rarely gets seen.
It needs to do the following:
- Be quiet!
- Filters on the fan intakes (fed up of it dusting up)
- Have room for a standard ATX Mobo
- Space for 6x HD's
- Space for 1x DVD
- Have GOOD ventilation
- Be QUIET
- Ideally be smaller than full tower!
- Ideally be under £70.