Creality Ender 3 v3 se Dual fan + duct and Helmet

Merged and enforced to be one model. Fit nice (depending from your tolerance settings on slicer) printed in PLA temperature is stable preheat exist for fast melting good retraction The duct is close to printed bad but not touching ( ! need attention if move z-offset manual) all holes are self-tap need M2 and M3 screws. Helmet (cover) is re-made from original one. Thanks and use is good