Feb 16, 2010 #1 eatsomepopcorn Aquarium Advice Freak Joined Jan 12, 2010 Messages 278 Location Michigan Is a Deep Sand Bed crash really an issue with a refugium if you have 6" of sand?
Feb 16, 2010 #2 I Innovator Aquarium Advice Addict Joined Nov 18, 2006 Messages 3,462 The sandbed acts as a waste disposal so if you don't take care of the system then sure, why not.