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Old 01-10-2013, 04:12 AM   #23
Bettatail
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Originally Posted by driftwoodhunter View Post
I'm curious - do uv sterilizers only work with canister filters, or can some be used in tanks without canisters?
you probably don't need it, the main purpose of UV is to sterilize the water, is for people with high value fish, to prevent fish disease.
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