92 mm fan duct to 10 x 90 mm output and 60 mm height —

Founded 92 mm fan duct to 10 x 90 mm output and 60 mm height models & stl files for printing
Hypex FA503 plate amp fan duct
Newell Acoustic Engineering
e3d v6 40mm fan duct
Silencenoise
Hybrid annular fan duct
destroyer2012