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twitch
21st Jul 2007, 08:07 PM
Hi,

how do i use the undergravel filter? do i need an extra pump or is it possible to use the eden 501(for example) for both (undergravel and intern with an Y Adapter) or do i need en extra pump?

Rgds Dario

Lufox
23rd Jul 2007, 08:14 AM
You will need a extra pump, either a powerhead or a canister connected to the undergravel filter.