fluval 307

Heyo. I send this post today because I was woken up by my canister filter making some odd noises. Would anyone know why this is? Thank you. Video below

Tank started 2023: This is my first reef tank build and saltwater aquarium and I just wanted to document its progress. It’s kind of a simple budget build to help get my feet wet in the hobby so nothing super fancy. I’m using a fluval 307 canister filter for now and inline heater since originally...