Original Prusa i3 MK3 Cooling Nozzle

Dogs love cheese.

3D printer parts and enhancements

Creative Commons Attribution Share Alike

Commercial use is allowed, you must attribute the creator, you may remix this work and the remixed work should be made available under this license.

Learn more or download attribution tags




The Prusa i3 was designed to be quiet. Well, I fixed part of that. This part cooling nozzle will make your machine louder and your parts...cooler.

This duct/nozzle was inspired by this thing for the MK2S... https://www.thingiverse.com/thing:2718093

Materials and methods

Only requires support under the half-circle notch in the square cutout when printed flat.



Issues are used to track todos, bugs or requests. To get started, you could create an issue.


E1b0bd2a31991aebd167c2861b248565?default=blank&size=40PaulyPocket added this to the 3D Printer collection ago
C8c4b80aa0d4ef642f21f78b99b9aa6c?default=blank&size=40brooks66 added this to the Prusa collection ago
Deedd04085c81d880be3195ff3866a76?default=blank&size=40Thiago Marques de Oliveira Goes Goes added this to the Printer collection ago
C9e1692204e72514bcc46bbbfdc9a642?default=blank&size=40MacMA added this to the Steffen collection ago
4271b17cdcf7d7f67a2fd71b7a47af66?default=blank&size=40Jason Nimz added this to the Prusa MK3 collection ago
E867866674e2fb57e39a5fe45f1c0084?default=blank&size=40BikingViking added this to the Part cooling collection ago
Mini dsc01960mpkottawa added this to the prusa mk3 collection ago
Mini mineHypocycle published this design ago