fluval 123

  1. leotigris

    Build Thread New Fluval 123 Marine

    I’m a beginner to marine and look forward to learning and enjoying the hobby. I have kept cold water and tropical for many years, this is the first time I’m doing saltwater. I feel like a bit of a cheat on the build thread as the tank has been going for a little over 3 weeks now. Setup Fluval...
  2. Mwdsonny

    Fluval Flex 32.5gal (123l)

    1st I've ordered media baskets for the tank. Looking at chemipure blue 5.5 Oz is rated for 35 to 50 gal. So using it is a little over powered, but not super over powered. But that will go on the media tray on 1 side. Filter floss will go in top of both, but the basket with the blue will have...
  3. Lsuhunter

    Fluval Flex 32.5 Heat Issues

    I have had my Fluval Flex 32.5g tank set up for about 7 months now and always battled heat. My tank ran in the 81-82 degree range and actually did fine, but I finally decided to get the heat under control so I can start trying some more finnicky corals. I got the idea to add PC fans to my rear...
  4. K

    making the jump to saltwater

    so looking at getting my first saltwater tank and like the all in one kits like the fluval flex 32g. but ive seen alot of people saying the pump and filter doesnt do the job. if i was to get this tank what upgrades are essential for some beginner coral and a pair of clowns. thank you
  5. N

    Fluval flex 32,5g - Help needed for mods

    Hi R2R, After 8 years of break I am now back with the hobby - and I am excited :) In this matter I came across this forum and looking forward to both find and share inspiration for this hobby in here in the future :) This time I am looking into starting up a AiO tank with the Fluval Flex 32,5...
  6. cLoWDy

    AIO Build First Reef Tank - Fluval Flex 32.5 Gallon Build

    Hello All! I’ve decided to start my first ever reef tank after spotting the AIO Fluval Flex 32.5 Gallon Tank Kit (Aka Fluval Flex 123L). Figured the all in on (AIO) was the way to go since I’m a first timer and the setup seemed pretty simple to grasp. However, after reading about this tank from...