About this 3D model
This is a 3 fans in 1 single mount for E3D v6 hotend.It is a remix of "E3D V6 fan duct" (https://www.thingiverse.com/thing:2100038) by @rboutrois that allows to mount a 40mm fan for heatsink cooling. The fan covers are made by @DMC3d_and_more (https://www.thingiverse.com/thing:1431743).