Opinion: 250W or 400W?

[Zoaelite]

Originally Posted by Delphinus

It's only 20" high? Definitely save yourself 150w, 250w will be fine.

Originally Posted by Chowder

You will also save a little on the price of bulbs.

Agreed on both accounts, my 400W was WAY to powerful and it was on a 30" depth tank. It was also a DE which is almost impossible to find, was looking @ almost $200.00 for a new bulb!