2nd canister filter?

  • We are currently upgrading MFK. thanks! -neo

freeswimmer

Feeder Fish
MFK Member
Mar 24, 2013
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uk
I'm toying with the idea of adding a second canister filter...thing is would it be better to install it in series... i.e. intake to filter 1 outtake to filter 2 intake, and filter 2 outtake to tank, or in parallel using y sections to minimise pipework to the tank. or would it be better to run completely independently? At the moment i'm running a tetra ex700 and an internal rated at 600lph for a 55 gallon tall, I was looking at losing the internal.
 
I will do it independently. You will get double the water movement. You will also have two intake points. I would put one on each side. If one filter breaks you will have a back up.
 
I see that but if I run them either way it should be the same (in theory)... in series one pump should draw water through the other, in parallel it should still work (albeit not as well as independently) but without additional intake, strainer etc,
 
that being said I wouldn't be able to maintain them independently, I see your point, are there any other reasons why I shouldn't in series or parallel? would I gain much using the 2nd canister over the current canister and internal combo?
 
Connecting the filters to each other is not efficient, regardless if they run in series or parallel. Canister filters are meant to be stand alone or independent filtration equipment.

If your new canister is larger and has more flow output, it will be more efficient and do a better job than your current internal filter.

Were there any particular brands or models you are considering? If you buy the same model canister you have now, they will use the same parts and filter media so you won't have to keep a lot of different model parts as spares.
 
Connecting the filters to each other is not efficient, regardless if they run in series or parallel. Canister filters are meant to be stand alone or independent filtration equipment.

If your new canister is larger and has more flow output, it will be more efficient and do a better job than your current internal filter.

Were there any particular brands or models you are considering? If you buy the same model canister you have now, they will use the same parts and filter media so you won't have to keep a lot of different model parts as spares.

The filter i'm planning on is exactly the same (found one going for £25), was just looking at options as don't want to butcher the tank top more than i need to. That being said, would it be better upgrading the internal? or take the current internal out when i add the second canister?
 
anyone? oh and im currently running a tetratec ex700 + generic no name internal through a powerhead rated at 600lph in a 55gal
 
I don't know what kind of top you have on your tank but it is common practice in the U.S. to make cut outs for equipment.

Personally, I would remove the internal filter if you add a similar size or larger canister filter.
 
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