Ventilator Tutorials PB840 & V500 Drager

[@aksks762]

thank you guys! good job and thanks for taking the time to do this video and uploading it.

[@nonal4223]

Thank you

[@viktoriousextensions394]

Great video. Thanks!

[@gmbh8443]

Drager = best and my crush

[@melvinrosales6943]

thanks for this great video, very helpful

[@barrettburkamd1661]

Thanks

[@gmbh8443]

Omg... the roller blind..