SilverStone Aeroslots-BP Maximum Vented PCIe Slot Cover 4-Pack

Have you considered just removing other PCIe back slot covers? Assuming your case as enough intake vents good fans in them, case should flow

This slot cover will protect your device from dust and water Made from a top quality silicone rubber material, the protective covers snugly stay in the port

pcie 40 gpu in 30 slot Remove PCI slot covers with green lock Hi, in this video I show you how to open gpu metallic

pcie slot dimensions PCIE slot cover for 2E cases RD850, RD858R, D859, RD860-3U, 120x17 mm