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Re: How does a sump work???

Subject: Re: How does a sump work???
by zippy on 2007/2/27 19:36:06

I'm just about to buy a 40gal tank for marine use, my LFS said to use a hang on filter and skimmer but would I be better using a sump.Also will this be alot more expensive.

If anyone could help me I would be very gratefull Stuart