HDPE
14cm
Exhaust fan
Smoking Mouth
Fresh air
Wind deflector
spiral duct
- 0.2 mm layer height, 2‑wall walls, 15% infill density
2-disc
PLA
Designer
6
1
The 220mm flared duct adapter connects to a 140mm fan with an outer diameter of 62.5mm—this corresponds to the inner diameter of HDPE75 fresh air ducts, making it ideal for exhaust fans and smoke extractors, complete with spiral ducting for efficient fresh air circulation.
Assembly requires four sets of 4mm nuts and bolts or eight 5mm self-tapping screws.
Bill of materials
- NameQuantityNotes
- 1M4*35及以上螺母螺栓4两种螺丝二选一
- 25MM自攻螺丝（电脑机箱螺丝）8两种螺丝二选一
Originality of the Model
The author declares that this work is their personally original model
This model is licensed under the following terms:
This work is licensed under a Standard Digital File License. Digital files have a strict non-commercial, personal use only license.
You shall not share, sub-license, sell, rent, host, transfer, or distribute in any way the digital file or 3D printed versions of this object, nor any other derivative work of this object in its digital or physical format (including remixes of this object). You can not host these files on other digital platforms, web stores or cloud repositories. The objects may not be used in any way whatsoever in which you charge money, collect fees.
Models(1)
- 导风罩排风扇吸烟口.3mfDesigner
281.70 KB
2026-01-23
