Bloomk
Aquarium Advice Freak
- Joined
- Oct 11, 2011
- Messages
- 218
Is it ok if my powerheads suck air a little during water changes? I saw an experienced friend of mine do a water change and just let his powerheads suck air and blow bubbles all over while he did the water change. Does this hurt the powerheads or the fish/corals? Or does it just sound bad?