I did that for 3mos in my frag tank but turned it back on for several reasons:I’ll step down. Everyone’s results can vary and a huge impact is the bio load and stocking of the tank
I have no skin in the game. Took my skimmer offline around January and have not looked back
1. More oxygenation
2. Higher pH since I run a CaRã, related to #1
3. Skimmers are cool!