awilson133
Aquarium Advice FINatic
- Joined
- Jan 24, 2012
- Messages
- 665
so ive been trying to keep my ph at 7.5 and I stuff my aqueon 20 with crushed coral..so instead of doing that. could I use a HOT magnum 250 canister filter and fill it with Crushed Coral instead of activated carbon? its for a 29 gallon FW. is it a stupid idea? & overkill?