Quote:
Originally posted by nicozeg
...for pressure I sunk the hose in water, and the level inside it was 30 mm lower than outside. As I remember, most fans can do only small fractions of an inch of static pressure.
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That measure is based on a 1 square inch opening, I believe, so you can recalculate, if you know your tubing diameter.
I think you'll find that it's lower than spec.
Nice work. It could act as a backup, if it was possible to bypass it easily.