![Amazon.com: Coolerguys 120mm or 92mm Fan to 4" Ducting Shroud Funnel with Clamp for Greenhouses, Enclosures, Crypto Mining, and More : Automotive Amazon.com: Coolerguys 120mm or 92mm Fan to 4" Ducting Shroud Funnel with Clamp for Greenhouses, Enclosures, Crypto Mining, and More : Automotive](https://m.media-amazon.com/images/I/61bap7vDa3L.jpg)
Amazon.com: Coolerguys 120mm or 92mm Fan to 4" Ducting Shroud Funnel with Clamp for Greenhouses, Enclosures, Crypto Mining, and More : Automotive
![Amazon.com: 120mm Fan Duct Cooling Shroud(10 Pack, No Clamps))(for Greenhouses, Enclosures, Crypto Mining, and More)(4 inch Vent Hose Adapter) : Electronics Amazon.com: 120mm Fan Duct Cooling Shroud(10 Pack, No Clamps))(for Greenhouses, Enclosures, Crypto Mining, and More)(4 inch Vent Hose Adapter) : Electronics](https://m.media-amazon.com/images/I/4189cRPzGrL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: 120mm Fan Duct Cooling Shroud(10 Pack, No Clamps))(for Greenhouses, Enclosures, Crypto Mining, and More)(4 inch Vent Hose Adapter) : Electronics
![Amazon.com: BITMAIN Antminer T9 S1 S3 S5 S7 S9 A3 D3 L3 V9 120mm High Temp Fan Duct 4 INCH USA Made (1 PCS) : Electronics Amazon.com: BITMAIN Antminer T9 S1 S3 S5 S7 S9 A3 D3 L3 V9 120mm High Temp Fan Duct 4 INCH USA Made (1 PCS) : Electronics](https://m.media-amazon.com/images/I/61lcGqs9ntL.jpg)
Amazon.com: BITMAIN Antminer T9 S1 S3 S5 S7 S9 A3 D3 L3 V9 120mm High Temp Fan Duct 4 INCH USA Made (1 PCS) : Electronics
![Amazon.com: Tinker3D Antminer S7 S9 S9i E3 T9 L3+ D3 A3 V9 X3 120mm Fan Duct Cooling Shroud to 5 Inch Vent Hose Amazon.com: Tinker3D Antminer S7 S9 S9i E3 T9 L3+ D3 A3 V9 X3 120mm Fan Duct Cooling Shroud to 5 Inch Vent Hose](https://m.media-amazon.com/images/I/61JscOdwJsL.jpg)