For those using Corsair 750D cases, here's a quick mod to improve cooling for lower-left most drive cage. I was having thermal issues during summer time parity checks and this solved it. :
Corsair Obsidian 750D Case Review
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Corsair Obsidian 750D Case - PC Perspective - YouTube
Open Box: Corsair Obsidian Series 750D Airflow CC-9011078-WW Black Brushed Aluminum and Steel ATX Full Tower Computer Case - Newegg.com
Corsair Announces Obsidian Series 750D Full-Tower PC Case | Play3r
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Corsair Obsidian 750D Review | bit-tech.net
Corsair Obsidian Series 750D Airflow Edition Full Tower ATX Case, Black - Walmart.com
Corsair Obsidian Series 750D | StealthMachines
Corsair 750D Case Review - YouTube
Amazon.com: CORSAIR Obsidian Series 750D Performance Full Tower Case (CC-9011035-WW) : Everything Else