Quote:
Originally Posted by AndrewJ
Gday Bo
Blow is the way to go to reduce possible contamination inside the tube.
Filtering the input for one fan is easy, and by having a slight pressure increase inside the tube, any leaks will let filtered air out vs unfiltered air in.
Andrew
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Good point!
Quote:
Originally Posted by rustigsmed
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Err, I prefer the under-engineering approach
