40mm fan duct ender 3 neo series

thingiverse

It's a slightly redesigned air duct that features elongated mounting pad for 3 strips of 10mm LED tape - https://pl.aliexpress.com/item/1005001681576572.html?spm=a2g0o.order_list.order_list_main.20.36561c24wW8A3o&gatewayAdapt=glo2polthis tape in my case. (pick 24v tape so that it can be powered directly from the printer mainboard).to shield the tape from mechanical damage and heat radiating from the heat block. add one standard (3x1inch) microscope glass slide. (you need to shorten it to about 55mm) sand it down to diffuse the light.at the very top of the air duct, I added a hole for a standard 10x15mm ON-OFF switch to control the light.carefuly solder some thin cables to route them through the middle of the air duct so that they wont interfere with the original design and airflow. I also added an air cone to improve the airflow and Improved the CR-touch mounting bracket for the mounting part as well as all the details, compatibility and instructions visit the original creator post. *relatively low footprint so i reccomend using brim and obviously add many supports for extreme overhangs present in the model.Low infill and thin walls to reduce weight.