Air Filter Rear Panel Mounted Re-circulating Activated carbon + HEPA

Here is my take on AirFilter for Voron 2.4 and other Printers.
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updated February 18, 2022

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Here is my take on AirFilter for Voron 2.4 and other Printers:

2022.4.03 Update: new adapterplate V2.stl 

You need: 

  • 2x 5015 blower fans (confirmed fitment with Winsin brand, but same as used in nevermore micro)
  • 16x 6x3mm magnets (same as used in V2 BOM) 
  • 6x M3 heatset inserts (same as used in V2 BOM)
  • 4x M3x8 screws (same as used in V2 BOM)
  • 3M VHB tape
  • Xiaomi Roborock Vacuum HEPA filter
  • Two fitting options for bowden tube: (1) 1/8" BSP adapter (2) EASUN Push Fitting adapter
  • Approx 200g of 4mm activated carbon pellets,( original Designer bought his here: https://envirosupply.net/products/4mm-pellet-virgin-coal-activated-carbon-charcoal-for-vapor-filtration-1-lb-bag
  • IMPORTANT: do not buy coal that has been activated with acid!!! Your printer will rust immediately!
  • Important: give much likes :)

M3 Inserts : https://www.google.com/url?q=https://s.click.aliexpress.com/e/_dW3Uprs&sa=D&source=editors&ust=1645211599046795&usg=AOvVaw3q3AOKgU2xUYi_YK3FtpoN

Magnets: https://www.google.com/url?q=https://s.click.aliexpress.com/e/_AWamq8&sa=D&source=editors&ust=1645211741173130&usg=AOvVaw0TMJwMM-EFqG93yL7VHRvG

HEPA: https://www.aliexpress.com/item/32948065566.html?spm=a2g0o.productlist.0.0.43753241YFOPtB&algo_pvid=8ff82ee7-a1d2-4051-b7c2-65af5110fedd&aem_p4p_detail=202202181022251862078900356560167121378&algo_exp_id=8ff82ee7-a1d2-4051-b7c2-65af5110fedd-1&pdp_ext_f=%7B%22sku_id%22%3A%2212000025752480470%22%7D&pdp_pi=-1%3B11.26%3B-1%3B177%40salePrice%3BCHF%3Bsearch-mainSearch

 

Based on great work of 0ndsk4 and oab1:

https://github.com/oab1/VoronMods/tree/main/v2.2%20Recirculating%20Filter

https://github.com/0ndsk4/VoronUsers/tree/0ndsk4/printer_mods/0ndsk4/Nevermore_Air_Filter/Nevermore_Micro

 

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