To Egg Crate or not?

[RuGlu6]

Originally Posted by Steve'o

I'm at a stage in my tank build .. and yes I am new to this so looking for some advice from this community. Should i put eggcrate on the bottomm of my tank before adding in sand and my dry rocks?
thanks all,
Steve'o

also you need some slow water flow through the substrate. with an eggcrate you will restrict that flow and potentially stagnent the sand bed especially if you have more the 4"of sand (will also depend on particle size).

So rocks 1st, then sand 2nd is a good advice.