Posted by Kat (188.8.131.52) on June 16, 2000 at 16:59:12:
An E tank will last about 60 minutes if used at 10 lpm.
H tank will last 628 minutes if used at 10 lpm (or 10 hours). If anyone uses their O2 at different liters and they need to know how long it will last just let me know.
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