How does this open air frame handle dust and cooling compared to a closed case, especially for overclocking purposes?

Open frame design, good for heat dissipation, and the computer case is suitable for overclocking testing.

Questions & Answers: Mini ITX MATX ATX PC Test Bench DIY Open Air Frame Overclock Vertical Case Computer Mount Aluminum Chassis for HTPC Graphics Card/Games/Cooling

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Mini ITX MATX ATX PC Test Bench DIY Open Air Frame Overclock Vertical Case Computer Mount Aluminum Chassis for HTPC Graphics Card/Games/Cooling

Open frame design, good for heat dissipation, and the computer case is suitable for overclocking testing.
Good compatibility, support ATX, M-ATX, for ITX motherboard. Support independent graphics card, which requires optional graphics card accessories.
Adopt excellent 20x20 aluminum alloy material, sturdy and durable, and supports for ATX ordinary large power supply.
Easy assembling with the simple structure, you can fully enjoy the fun of DIY, The product is lightweight and easy for installing and disassembling, which can be stacked.
Adopting high specification craft, precise hole position, convenient for install.