ThomasG07
Aquarium Advice Freak
- Joined
- Jul 16, 2012
- Messages
- 253
What is more economical for a 20 gallon nano tank (going to start off fish only) a RO unit or just buying the sea water from my LFS?
Depends on how far away your LFS is! I prefer to buy mine from the store as it is close to me and they get new shipments weekly - can be dangerous every time I go get water I come home with a new frag