tunze 3181

Algae reactor 3181 Tunze : $250 Shipped Used for less than 6 months

Selling my tunze mar 3181 that I don’t use anymore since upgrading to a bigger tank with a built-in refugium. Everything is working, I was pulling thick dark green chaeto every two weeks while I was using it. Everything is included and ready to run. Shipping is also included on the price...

Next up from leaving the hobby is a Tunze 3181 Macro Algae Reactor. This thing did great for me, very thick cheato and kept it contained. Works like new. Asking $250 shipped or pick it up for $225 08724.

I've only used this thing for 5 months. Works really well and grows chaeto very quickly. Everything is working 100%, I've cleaned it really well and will also provide additional tubing that it came with. - Update: Item has sold!

I have some stuff for sale that I no longer use as I have upgraded into a bigger tank. Pickup in Longmont, CO or I can ship these items, buyer pays shipping Aquamaxx HOB Refugium with Chaetomax 9w LED light, paid 200$+ tax for this setup, only selling for half the price, no issues, no box 100$...

I’m considering a tunze chaeto reactor but I’m wondering: Can I remove the blackout film around the reactor to add more lights and remove more nutrients. I plan on adding some sun corals and feed heavy. thanks!

I have to go, new job and new city. For sale as the system comes down. Some items might delay as I still have livestock. Tunze 3181 algae reactor. 2 years old, in perfect working condition $125 Tunze 9415 Skimmer 3 years old (kind of) $400. This is a beast and the most reliable and...

Hey Roger, I bought a MAR-3181 in December and it initially ran fine, but I find that anytime it gets turned off it doesn't start up again correctly - the pump is on and making a slight noise but it's not pumping water into the reactor. the head height on the tube is just a few inches as the...

Hello! Does anyone have a Tunze Macro Algae Reactor 3181 (small model) by any chance? I would like to know how big the diameter of the cap/lid is, so I know if it will fit in my cabinet. Thanks in advance!