tunze ato osmolator

I have one NIB Osmolator 3155 ATO and two used 3155’s for sale. Sold as a package. $100 plus shipping

Works as new, was in use for just under a year. PM is key! Price includes shipping as well as tracking upon payment to lower 48. Paypal or Venmo only Thanks, Kevin

SOLD Tunze ato works but needs the hose from pump to tank $115 shipped and PayPal included. SOLD

Hello fellow reefers! This is my first ever post and will also be a build post too. A little intro about me. I started getting into reefing about 8 years ago, before that I was into freshwater aquariums and kept angelfish, had some breeding projects as well. I got interested in reefing after my...

My tunze osmolator nano (3152 not 3155) stuck on overnight - thankfully they built in the 1.8min auto-shutoff mechanism or this would’ve been worse. Whats odd to me is the salinity didn’t go down at all in my 20gallon tank - stayed at 1.025 even though a good amount of rodi water got added to...

I'm looking at either the Red Sea Reefer 625 or the 750 which come with an integrated ATO system and reservoir. Is there a way to remove the integrated ATO and switch it to a Tunze system instead and use an external reservoir instead? Is there instructions on how to change those items? I've been...

Selling the following items. Everything in excellent condition. Prefer local buyers but willing to ship smaller items. Photos below. Function Brand Item Name Description Asking Price Aquarium Red Sea Reefer XL 525 Includes 108 gal tank, 31 gal sump, stand, 4.3 gal RO reservoir...

Selling my Tunze 3152 ATO as I no longer need it. It is in perfectly good operating condition. I have the original box, as well. $70 shipped in the Continental USA. No trades - Selling as-is (perfect working condition)

I am going out of the hobby and wanted to sell what I have left. I reside in NorthEast Houston so I can deliver around Bush Airport area, give or take. I am willing to drive around Spring/woodlands area as well. (Shipping includes paypal fees and shipping cost) Selling Inventory (all items...

I should have started this build thread a long time ago on R2R. I will share a brief overview from start to where the tank is at its 6 month mark and will maintain this thread with tank updates. First OFF Thanks to @CJs Aquariums for my AIO choice @Broadfield for APEX mounting @revhtree...

Tunze nano ATO with extra brand new pump (original is working just fine, just have a spare on hand). Everything you see in the picture, all is in perfect working condition $70 shipped (+paypal fees ~$2).