Eheim 2011 outlet hose

[sharaki]

please i wanna to ask a question . i have this filter i don't know how it works
can any one tell me which is the entrance of the water and the and which is the out let (the upper or the lower opening)???
does is have expiry date to change its interiors ?????

[BFG]

Fill the filter and it's hose with water and then start the filter.

[Shadow]

lower in, upper out

[sharaki]

thanks a lot