Jimbo7
Aquarium Advice Addict
Thats just a theoretical spread though, obviously like any light there will be a lot more power in the center directly under the light and it will fade as it gets to the extent of the angle. I'll dig up all the links I used tomorrow and send them to you.
You can use any size fan you want, computer fans are pretty common at 80mm and 120mm. I would still go for both sets, but you should post a FTS to show what you are trying to fill in.
You can use any size fan you want, computer fans are pretty common at 80mm and 120mm. I would still go for both sets, but you should post a FTS to show what you are trying to fill in.