Slatted 120mm Fan Grill

I was doing a custom PC build and wanted to make a slotted fan grill to match the theme. I couldn't find one that exactly matched what I wanted (namely one with angled slat inlets).

I based this design loosely on a "honeycomb" version also on Thingiverse. I copied the rounded edge look and hole dimensions. I used the "venetian blind" shape generator in TinkerCAD for the slats.

There's one thing that I'd like to fix but presently lack the skill to do so. The edge around the perimeter isn't