February 22, 2025
Description
Ventilation fan assembly with reducer. Ventilation adapter.
Reducer: 7 inch to 4 inch.
The reducer is available in two designs.
One has a hole for the electrical cable of the fan. The other does not.
Fan details: AC Infinity AXIAL 1238, Muffin Fan, 120mm x 38mm.
The different parts of this design are to be glued together.
In the pictures, the final assembly was used as active exhaust for a microscopy dark room.
Other applications may include incubation and germination stations, grow station, ...
It can be installed on any project that uses a 4 inch pipe as an air exhaust or inlet.
Design details: 7 inch ID (7.27 OD) to 4 inch OD (3.77 ID).
License:
Creative Commons — Attribution — Noncommercial — Share Alike
Serge Nader
