Evercool introduced the Armor Hard Drive Cooler, this product supports two 80mm fans, it slides into two of your 5.25" drive bays and support three 3.5" HDDs.
It comes with a metal front bezel with perforated metal for the intake. Bezel colors include black and silver. Internally, the drive cage is made entirely of steel. Air is blown onto the drives by a 2 ball-bearing 80mm fan running at 1200 RPM. The perforated front air intake is detachable without dissembling the cage, it lets you clean the dust-filter and the fan.