calcium reactor

  1. KAMOER FX-STP PERISTALTIC PUMP + EXTRAS
    Sold

    For sale KAMOER FX-STP PERISTALTIC PUMP + EXTRAS

    I’m selling my Kamoer FX-STP Peristaltic Pump with extras. This pump was purchased and literally used less than a month due to my main Cole-Parmer main peristaltic pump requiring factory service. Due to the large number of SPS coral within the aquarium, I could not afford to pause my calcium...
    $250.00
  2. E

    C02 regulator help

    I need to buy a c02 regular for my calcium reactor and I can’t afford anything fancy like the carbon doser, what cheaper regulators would you guys recommend? Does the output pressure have be be adjustable? I found one for 60$ but the output pressure is not adjustable and it’s at 20-35 is that to...
  3. GEO REEF CR818 CALCIUM REACTOR & SECONDARY CHAMBER
    Sold

    For sale GEO REEF CR818 CALCIUM REACTOR & SECONDARY CHAMBER

    I am selling my GEO REEF CR818 Calcium Reactor and Secondary Chamber. It is the 2019 model which includes the Sicce Syncra 3.0 pump. I will also be including the Check Valve option. You will need poly tubing to make the connections. Let me know how much you will need. If I have enough I will...
    $600.00
  4. Geo’s Reef Calcium Reactor Setup
    Sold

    For sale Geo’s Reef Calcium Reactor Setup

    $1,000 Selling my Calcium reactor setup. Purchased new in September/October 2020. * Geo’s Reef 618 Calcium Reactor w/ upgraded recirculating pump * Kamoer FX-STP Peristaltic Dosing Pump * Carbon Doser Electronic CO2 Regulator * 5lb Aluminum CO2 Tank * New PH Probe * Not looking to...
    $1,000.00
  5. plankton

    California WTB LF : NCAL: calcium reactor setup for 100G tank

    Looking for CaRX setup for 100G tank! Time to clean out your garage! Send me what you got and how much shipped to NCAL!
  6. Rams

    Geo calcium reactor and co2 regulator

    Nice condition,250$ pickup at 08820
  7. GEO 612 Calcium Reactor
    Sold

    For sale GEO 612 Calcium Reactor

    Older style GEO 612 Reactor WYSIWYG
    $275.00
  8. TAHK

    Help with calcium reactor

    Dear all, I have installed in sump calcium reactor by Octopus. It is their 220 model. It worked fine for about a week with partially closed gas recirculation conduit. Now it has a bunch of gas circulating trough it. The regulator is Carbondoser. The effluent is pulled through with the Kamoer...
  9. sdreef

    Transitioning to calcium reactor, how much to continue to dose?

    I am transitioning from dosing calcium/ alkalinity solution to using a calcium reactor. I appreciate any recommendations and I have two main questions: 1. How much I should continue dosing as the calcium reactor gets going. Does my math look correct? 2. Where should I direct the effluent...
  10. L

    how does a calcium reactor work

    i’ve been in the hobby for a while but have never touched a calcium reactor do i test more regularly for my calcium and alk or not?
  11. TAHK

    California WTB Looking for calcium

    Hi all, Interested in buying automatic Ca reactor, either Dastaco A2, or Deltec CRTT 1500. My tank is 330 gal. Please, let me know what you have.
  12. reef fish

    Florida Reactors Geo reef CR818 CALCIUM REACTOR

    Geo reef CR818 CALCIUM REACTOR Never seen water $720 shipped
  13. Ignacio0607

    Geos Reef calcium reactor help?

    So I just installed my reactor last week can’t seem to get my chamber going Ph is at 5.85 I’m currently running 1 bobble per second and one drip per sec also can’t get a good flow inside the chamber Im pushing water in at 40 ml per second with a kamoer peresaltic pump Any pointers help...
  14. G

    Florida GEO CR618 Calcium Reactor

    Selling this GEO CR618. Cleaned and ready to go. Shipping will be expensive but I'm willing to ship. $375 shipped. The only observation I could add is that I had a small leak in the Sicce pump intake so I decided to apply super glue. This does not affect the performance of the reactor in any...
  15. MarineDepot

    From 2-Part Dosing to a Calcium Reactor on 187-Gallon Reef Tank | 1-month update from ReefBum

    Are you considering the addition of a Calcium Reactor? Checkout this video from our friend Keith at ReefBum and learn about his transition from a two-part system to a calcium reactor. You can also feel free to shop our Calcium Reactors at Marine Depot.
  16. Matt L.

    New York WTB Korallin S3002 or C3002

    I am looking to buy a used Korallin S or C 3002 to use as a sulfur denitrator. I do not need the media. The calcium reactor can be back converted to a sulfur denitrator. I am located in New York and could pay to have the unit shipped. This is my first post on Reef 2 Reef. Please see my...
  17. Bmartinez76

    Florida DaStaCo XtremA Model A-4 Calcium Reactor

    Leaving the hobby. This unit was flawless when I had it running. I simply replaced the co2 when it needed replacing. Super stable and automatic. Local pickup only at Winter Garden Florida. Dastaco A4 $1600 with power convertor 2x 10 Gal co2 tanks (including wall bracket) Regulator 1 1/2 boxes...
  18. O

    KH dops with calcium reactor

    Hi, I started to use a calcium reactor (Deltec) since three weeks ago. The aquarium is about 148 gallon and is a mix aquarium. The PH in the reactor is between 6.5 and 6.7. The PH probe is connected to the Apex. The drip rate is about 3 drops/s and CO2 bubble count in the reactor is about...
  19. Dennis Cartier

    CO2 Tank Auto Switcher

    People who run CalRx have to make sure to keep an eye on their CO2 tank and be ready to get it filled on a moment's notice, or if you have a spare full tank, be ready to swap the backup tank for the active one when it runs out. The thing is, CalRx's often end up being a set it and forget it type...
  20. yasince

    Calcium Reactor Calcium Dosage Determination

    Hello. I have a calcium reactor and recently decided to try out Red Sea Color program. The recommended dosage depends on the calcium dosing. Since I am not dosing calcium, I don't know how to determine my calcium dosage. Any insights? Thanks in advance.
  21. 1quickz

    Calcium reactor vs dos

    I’m new to corals and I had a question about calcium reactor. Does this replace the need to dos for alk cal and mg? If so which one is better for ur system . Maybe I’m thinking it’s doing somthing different then it really is.... maybe someone can answer a few questions for me or knowledge me in...
  22. O

    Bubble magus calcium reaktor

    Hi, I have bought a used Bubble Magus calcium reaktor, but I can't figure out how to connect it. There are two plastic tubing, I believe one for CO2 input and the other for water output. But I can't see any tubing for water input. I couldn't find any user guide on the internet. Any hint...
  23. Reefpro

    Oregon Washington GEO 624 w/extra new pump

    In great condition used for 1 year sporadically. Just too big. I bought an extra pump to have on hand as well 350 plus shipping
  24. hyeclass

    Calcium Reactor

    My calcium is high 520 my alkalinity is low minimum how long can I run the reactor
  25. RSnodgrass

    CaRx purge frequency vs. pH and alk levels...

    Different take on the CO2 purge... I finally got on board with doing more purges with my Aquarium Engineering stacked reactor. I started at once a week then a few times a week, and now daily. Few observations that need testing to verify but it seems very plausible... 1) How often you purge...
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