Thank you for the comments guys!

While I'm still waiting for the system hardware to arrive,
I'm adding final details to the interior, like these 140mm Honeycomb Fan Grills for the exhaust and floor intake, I've painting them camouflage, to match the painted interior.
120mm and 140mm Modders Mesh Fan Grill
Supplies in order of Use.
1. Red Scotch brite Pad to scuff the surface of the grills
2. Tack Cloth to clean
3. Red Primer (any color is fine)
4. Apply Rustoleum "Specialty Series" Camouflage Paints
5. Apply Matte Clear