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writing:solarpunk_building_changes [2026/07/02 23:32] – [Technical Stuff] JacobCoffinWriteswriting:solarpunk_building_changes [2026/07/02 23:40] (current) – [Technical Stuff] JacobCoffinWrites
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 ===Filtered Box Fan/Corsi-Rosenthal Box=== ===Filtered Box Fan/Corsi-Rosenthal Box===
  
 +A staple of wildfire zones, [[https://cleanaircrew.org/box-fan-filters/|these DIY window filters]] can be a good visual indication that climate change is still wreaking havoc or that long memories still carry some scars and caution. They can also help with airborne pathogens and pandemics. When using an off-the-shelf fan, it's important to match the available airflow against its default speed settings. By using multiple MERV-13 air filters, arranged as a box which sticks out the window, there's enough airflow for the fan to operate as normal (a single filter, sealed up against the fan would burn out the motor).