Originally Posted by cgthebeast
It's a 25 gallon with a 40- 60 hob
filter with a 420 gph
power head. So that should clear up pretty fast.
I'm not saying you don't have enough flow, just saying that having something that constantly breaks the surface of the water helps prevent this
Even though you have an HOB
filter, from the picture you gave, it doesn't look like there's a lot of surface agitation going on which is, IMO
, why the milky looking film is there in the first place.