Flow rates for using circle as semi-closed circuit?https://www.vetnurse.co.uk/f/clinical-discussions/32319/flow-rates-for-using-circle-as-semi-closed-circuit Hi, I know that there are flow rates for using the circle as a closed circuit but I can&rsquo;t find anything on flow rates when using it as a semi-closed. Can anyone point me in the right direction? Thanks en-USTelligent Community 10RE: Flow rates for using circle as semi-closed circuit?https://www.vetnurse.co.uk/thread/177759?ContentTypeID=1Mon, 23 May 2022 08:31:15 GMT1a0763ec-3885-442c-853e-6cef656dfec5:8adee1ef-c7cd-439a-b136-478834d9f479apache<p>Do you own a caprnograph? If you do, there is your answer. Keep O2 as low as you can without re-breathing.</p><div style="clear:both;"></div>