This designs allows you to place a layer fan integrated with the E3D V6 own fan. This support consists of two parts:
Fan layer support
E3D fan support (open: "easy to place whit the hotend place on the extruder"; close: "to mount before placing the hot end") Layer fan size: 40 x 40 [mm] E3D fan size: 30 x 30 [mm] The design is a mixture of two designs: