VEFACH - Voron Exhaust Filter Activated Coal + Hepa (#706)

* Update README.md

* Add files via upload

* Create Readme.md

* Create Readme.md

* Add files via upload

* Add files via upload

* Delete 0_filterdummy_dont_print.stl

* Delete 1_coal_for_infill_mesh.stl

* Delete 1_coal_with_mesh.stl

* Delete 1_hepa.stl

* Delete 1_lid.stl

* Rename stlcad.md to Readme.md

* VEFACH - Voron Exhaust Filter Activated Coal + Hepa

* Update README.md

* VEFACH - Voron Exhaust Filter Activated Coal + Hepa

* VEFACH - Voron Exhaust Filter Activated Coal + Hepa

printer_mods/KevinAkaSam/VEFACH/README.md

@@ -15,6 +15,10 @@ The air first blows through activated coal particles and then through the Hepa f
 ### Which version?
 You just need to print the two inserts for the housing. There are two versions for the activated coal insert: One with a modeled-in mesh and one without. The insert without mesh is for creating your own mesh by using the infill. **You need a custom mesh if you use particles smaller than 0.8 mm.**
 
+You also have to choose between V2.4(R1) and V2.4(R2)/Trident.
+
+<img src="Images/Trident_V2.png" width="600"/>
+
 #### STLs needed:
 1: with modeled mesh        |  2: with custom mesh
 :-------------------------:|:-------------------------:
@@ -60,6 +64,9 @@ For both variants you should choose the infill density so that the coal particle
 
 ~500g activated coal particles (>1mm) 
 
+### Get the right Coal!
+You should use acid-free carbon, otherwise the metal parts will oxidize. Read more aout it [here](https://github.com/nevermore3d/Nevermore_Micro#sourcing-the-proper-acid-free-carbon).
+
 ### Credits:
 Idea by Deutherius.
 
@@ -69,6 +76,7 @@ Thanks to Kevin Rahhal for the lid design.
 
 ### Changelog
 01.11.2021: A new coal container with lid to avoid mess when moving the printer. The printing instructions are still the same as before.
+26.04.2022: Added a version for Trident/ V2.4r2. I optimized the existing files as well (walls without infill, chamfered bucket, straight top lid)
 
 ##### Contact:
 Discord: kevinakasam#2097

printer_mods/KevinAkaSam/VEFACH/STL_CAD/V2.4(R1)/Readme.md

@@ -0,0 +1 @@
+VEFACH files for the V2.4 (R1).

printer_mods/KevinAkaSam/VEFACH/STL_CAD/V2.4(R2)_Trident/Readme.md

@@ -0,0 +1 @@
+VEFACH files for the V2.4 (R2) and Trident.

printer_mods/README.md

@@ -208,7 +208,7 @@ like so:
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-| KevinAkaSam | [VEFACH](./KevinAkaSam/VEFACH) | Voron Exhaust Filter Inserts for Activated Coal + Hepa | :x: | :grey_question: | :heavy_check_mark: | :x: |
+| KevinAkaSam | [VEFACH](./KevinAkaSam/VEFACH) | Voron Exhaust Filter Inserts for Activated Coal + Hepa | :x: | :grey_question: | :heavy_check_mark: | :x: | :heavy_check_mark: |
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