water quality

Hey Everyone, I am need of a RODI and I am not sure which one to pick. Looking for something that is priced just right that is well built. So far I have checked out KoolerMax AR-122, Spectrapure (not sure which model to settle on), and BRS Systems. Are there any other systems you would...

I'm a novice with this hobby but have heard the importance of good water quality. So I decided to get a RO/DI system. I am on a tight budget and found this system on amazon : Aquarium Reef Reverse Osmosis water filter 6 stage RO/DI SYSTEM 75 GPD USA...

I've been doing my cycle for a week or 2, a had a diatom bloom while back. I used LR etc. and live bacteria added to water. However, I noticed my Nitrite AND nitrate levels are rising at the same time. Is that normal? my LR ratio is 80% Live 20% dead I have some green algae growing few days...

I have feather dusters on my LR and they've opened up for a few days. Does that mean my water quality is good enough to house fish (damsel fish like clown fish, hardy things) and add CUC. Of course I'm going to do 10% water change b4 adding.