Who Gives A Fish Forums

Looking for a US-based dealer for this product, it's huge in the UK apparently. Reduces nitrates and clarifies the water, sounds like a game-changer. Supposedly lasts for 12 months, which is pretty impressive.

Re: Purpose of prefilter

I'm not a fan of canister filters, but this one was a steal - three months old and only 80 bucks, so I figured I'd give it a shot.

Re: Purpose of prefilter

I get it now, makes sense that waste in the filter would slow down denitrification. Discus are messy, I know that, but I'm still not sure if a prefilter is necessary - wouldn't regular cleaning do the trick? I'm planning to run an FX4 and I know I need a prefilter, but I'm ...

I'm wondering, what's the main goal of a prefilter - is it just to stop debris from getting into the filter, or is it also there to prevent fish from getting sucked in, or is it a bit of both?

I'm having trouble getting in touch with Discus Hans, as the title says. The contact feature on his site isn't working for me - I've tried on multiple devices and different internet connections, but after clicking send, it just gets stuck on that spinning wheel.