My Fluval 307 After 8 Months: The Good, the Annoying, and the Spreadsheet
I tracked my Fluval 307’s flow rate for 8 months. Spoiler: it’s 20% lower than advertised, and the priming instructions are basically useless.
I tracked my Fluval 307’s flow rate for 8 months. Spoiler: it’s 20% lower than advertised, and the priming instructions are basically useless.
After testing filters on 7 tanks, I learned GPH ratings lie. Here’s how to match flow rate to your actual setup (and why your betta keeps hiding).