calcium reactor

  1. AquaDaddy

    Washington Regulator for Calcium Reactor

    Brand new, never used, in box. Asking $100.00 plus shipping.
  2. AquaDaddy

    Washington Korallin C-3002 Calcium Reactor

    Brand new in opened box. Asking $350 plus shipping.
  3. Acuario

    Calc Reactor pH swings

    What are your thoughts about how much daily or weekly pH swing is acceptable in your calcium reactor? This is pretty much what I get in the graphic below, about .1 pH variation per day. Is this typical? Is your reactor more steady?
  4. O

    Correlation between Alkalinity and pH?

    Hi everyone, I have a 300 gallon mixed reef system, and I am trying to make my tank a tad more stable/automated since I am traveling out of state for weeks at a time due to school. I am switching from a bubble magus dosing system (using biotech two part solution) to a korallin calcium reactor...
  5. H

    Virginia Calcium Reactor rx-6d

    Calcium reactor. Works fantastic! Rated for 240 gal OR 120 sps dominant. I had on an sps dominant 160 maintained perfect! $230 shipped. I also have the co2 regulator that plugs in (was controlled by apex) $35 to add in box. Pm is key.
  6. RacinJason

    Texas Vortech, Calcium Reactor, ATO

    Everything is in perfect working condition Korallin Calcium Reactor with Aquamaxx second chamber, 5lb Co2 bottle, Regulator with Solenoid valve. Used for 13 months. $500 shipped Vortech MP60 Quiet Drive with spare wet side and controller mount. Controller used for 8 months and each wetside...
  7. K

    Nevada Geo’s Reef calcium reactor new cr612x2

    Selling a brand new Geo Reef cr612x2 calcium reactor for $520 (this includes shipping and fees) box up and ready to go. PayPal only. Send me an message for PayPal information.
  8. REEFer86


    Has anyone tried the Red Sea Reef Energy Coral nutrition A/B ? What effects does it have on calcium and magnesium? How can the calcium and mag dip and rise without doing anything? Started dosing Alkalinity by Red Sea. Need to get CO2 to get my calcium reactor running. Who’s used a calcium...
  9. Joe Batt

    What type of tubing on a Calcium Regulator to Calcium Reactor

    What kind of tubing are people using between the CO2 bottle regulator and the reactor itself on a calcium reactor.
  10. Joe Batt

    Calculating the initial calcium reactor flow volume

    I am working on setting up a Deltec Twin Tech CaRx and I am looking to calculate the initial flow rate for the effluent. I currently dose 2 dKh per day to my tank which has a net volume of around 820 litres. The reactor works on the total CO2 saturation, thus from my understanding the dKh...
  11. gacolt

    Georgia C02 20lb tank

    c02 20lb tank 3/4 full.local pick up only no shipping.75.00 no paypal
  12. JSpen

    Michigan New and used equipment

    -New synergy shadow overflow ($140) -New finnex heater and controller ($90) -Used reef octopus calcium reactor with Milwaukee ph controller ($120) - Used yourchoice aquatics dc pink skimmer rated up to 500 gallons ( $200) -Used brs dual media reactor with mj pump ($40) You pay shipping.
  13. Jeremy Chatham

    Mississippi KAMOER FX STP Pump for Sale Low Price

    The KAMOER FX STP continuous duty pumps are out of stock almost everywhere. And they definitely are selling for more than $250. I have a contact that can get this item if anyone needs or wants one. Just let me know. [email protected] Put in the subject line "KAMOER 7128" so I can search my...
  14. prfishgirl

    Komoer Peri pump?

    Anyone ever come across this Peri pump to use on a CaRx?
  15. prfishgirl

    Calcium reactors

    Any suggestions on good quality calcium reactors that aren’t overly priced.
  16. Charterreefer

    New Jersey Updated Korallin Ca reactor w/pics

    Hi Folks, I moved into a new house last year and unfortunately my system crashed during the move. I have since switched to a freshwater system and no longer need my saltwater-only equipment. As a result I have two pieces of equipment for sale currently. This is the second piece of equipment. I...
  17. Charterreefer

    New Jersey Selling Korallin 3002 Calcium Reactor

    Hi Folks, I moved into a new house last year and unfortunately my system crashed during the move. I have since switched to a freshwater system and no longer need my saltwater-only equipment. As a result I have two pieces of equipment for sale currently. This is the second piece of equipment. I...
  18. DipSpit

    Virginia Korralin Biodenitrator S1502 w/ Eheim Pump - $175

    Excellent condition, works as intended - no longer need. Can convert to calcium reactor. Shipping at buyers expense.
  19. Mal11224

    Mike's tank upgrade 70g to 171g Waterbox 5226.... in one day!

    So, I ventured into that wonderful world of tank upgrades. I upgraded from my 70g cadlights II tank to a Waterbox 5226 peninsula. I'll be the first to say that it was quite challenging and took me nearly all day to do it. I found myself worrying and stressing during the whole process. But...
  20. randyBRS

    A simple way to replace your 2-part with a CaRx! | ReefFAQs

    Hey Reefers! Today we've got a quick fix to changing over from dosing 2-part to your tank to running a full Calcium Reactor setup. Through the help of Jdieck's Calcium Reactor Calculator Ryan explains how to test your effluent, input the data into the calculator and dial in your dose to...
  21. McDam

    Calcium Reactor Automation

    If you could automate the control and monitoring of your calcium reactors through your existing Aquarium controller, would you? Do you? Is there any benefit? Or is it simply just set it and forget it and no need to check in on it. What would be the reasoning for or against? ie Cost, ability...
  22. scott9119

    Florida Reef Octopus Calcium Reactor with CO2 Tank

    DescriptionUp for sale is my dual chamber Reef Octopus Calcium Reactor. Great condition no issues Features Includes one piece screw off lid. Reverse flow, Check valve included Pump included Large grade media must be used. Rating: Up to 400 gallons. Diameter = 6.5 " Height = 24" Description Reef...
  23. M

    California Cole Parmer Masterflex

    Used Cole Parmer MasterFlex L/S with two easy load heads. Has a variable speed dial but this is not the Brushless. With the two heads you could do an atomated water change or use it for a Calcium Reactor $260 plus shipping cost from 94110 PayPal to confirmed address only.
  24. McDam

    Unconventional Calcium Reactor for the average reefer!!

    Since R2R has been such an amazing source of knowledge for me through out my years in the hobby I want to share this idea with you all. It was originally posted under the chemistry forum for discussion but this has now become quite the DIY project and I think this is a more appropriate place for...
  25. Elgringodiablo

    Switching from Zeovit to ARID reactor

    So, yesterday morning I went downstairs to check on my tanks and noticed my power was totally off one two of them. It was raining out, so I figured it might be a popped breaker or something. Was basically right, my GFCI had tripped, fortunately it had only been 20-30 minutes earlier, not even...