In article , 2pods wrote:
That sounds ambitious....the water change water butt thing sounds good -
certainly better than carrying buckets outside to throw them on the
AFAIK it's the same type of deal used in seed trays etc.
One or more waterproofed (natch !) heating elements in cable form to heat
the soil/gravel.

I've heard it's very good for planted tanks, though I don't think it's for
me.

It's never been demonstrated they make very much of a diference at all. It's
very easy to grow great plants without them.

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