Awesome design 🙂 have you installed any other additional dust filters?
S19K pro space heater design. This system responds to demand and underclocks as temps rise. This improves uptime and efficiency dramatically. https://video.nostr.build/46d5d7acdfa074cec43471dfa5344efdaeb683eb165644678be814d6d48a20fa.mp4
Discussion
Many! Here is what I've landed on as the best performer: Nakamoto Mining inline filters. 
