co2

  1. S

    Ambient CO2 too high

    I have a tank in my office that I struggle with the ph. Without any mitigation methods i will have a ph of about 7.6 (anywhere from 7.4 if I'm in my office a lot to 7.7 on a good day) I have had this tank up and running for about 14 months now and I've tried many things to get the ph up into the...
  2. G

    New York Lighting Skimmers Skimmer. Calcium reactor. NY

    I have some equipment for sale Pick up in Mineola New York or can possibly meet up close by reef octopus calcium reactor. Bought used. I have never used it $75 Protein skimmer Aqua max fc280 Rated for 240- 410 gallons $100
  3. dimedup

    North Carolina Aquarium Controller Lighting Return Pumps Skimmers Dry Goods SOLD AI Hydra 26HD, 16HD, EB832, Skimmer, Mightyjet 326, CO2 Scrubber

    Selling extra tank equipment to cover some unexpected expenses. Prices are firm shipped but will lower if buying multiple to save on shipping. Not parting out mounts. Located in North Carolina 28307 Neptune EB832 w/ Mount- SOLD All ports work fine just went another route with an aquarium...
  4. dimedup

    North Carolina Dry Goods SOLD Medium Icecap CO2 Scrubber w/ Media

    Selling a brand new never opened medium icecap co2 scrubber. Bought for a bigger project that I never got around to. $75 shipped
  5. poidog

    CO2 Scrubber with CDX media

    Bulk Reef CO2 Scrubber with CDX media, new media filled reactor canister and about 1/3 full of the large CDX 3 L sized bucket. $50 shipped Full tank breakdown equipment for sale find more listings here: https://www.reef2reef.com/search/5019015/?t=post&c[content]=thread&c[users]=poidog&o=date
  6. hexcolor reef

    Activated Carbon in CO2 Scrubber

    Co2 media is just Kalkwasser, IceCap media sucks and it’s hard to find lime crystals vs powder. How long would activated carbon last in a co2 scrubber?
  7. SkiCatTX

    Texas Dry Goods SOLD - IceCap Medium CO2 Scrubber (2 Available)

    These hold just over 2lbs of media. I string two of them together so I can alternate replacing the media. Attach to your skimmer air intake and run the tail end to the skimmer cup. $20 each - Pickup only (Missouri City, TX - Houston Area) The Hang-On Bracket has been removed and rubber feet...
  8. w8lifts

    Texas Skimmers Dry Goods Protein Skimmer Classic 110 INT Protein Skimmer with C02 recirc lid

    Have a Reef Octopus Classic 110 INT Protein Skimmer with CO2 recirculating lid. Trade coral or sell, unit about a year old, I upgraded skimmers as I needed more of a PH bump. I’m here towards Denton/Corinth area
  9. drdripp

    Check your household CO2 levels... you might be surprised

    My levels were over 2000ppm, which is enough to cause drowsiness in humans. I found out after getting a CO2 meter (Aranet4), although this is not an endorsement for that brand in particular. However, I do that knowing the levels of CO2 in your house is worthwhile. Once I took actions to reduce...
  10. Gretchacha

    Most effective pH increase - algae scrubber, refugium, or CO2 scrubber?

    A newish tank (2 months old) with low nutrients and no algae, has low pH 7.8-8.0. It is a 30G tank running a canister filter (crazy, I know) with SeaChem Matrix and ROX activated carbon. I dose live phyto twice per day. There is no sump There is no skimmer There is no space under the tank for...
  11. Dennis Cartier

    Super Saturated Small Media Bed Reactor Theory

    This thread is to study the effects of operating a super saturated small media bed CaRx (S3MBR) using the super saturation of CO2. The premise is that a S3MBR should be able to to achieve performance equal to, or exceed the performance of traditional larger CaRx reactors that rely on media...
  12. mrvn

    New York Plumbing Dry Goods CO2 regulator

    Hi everyone, I have a brand new Victor dual stage CO2 regulator for sale. I was planning on getting back into the hobby because our new baby, my wife and I think it is better to wait and as result will be selling the few equipment pieces that I have. The regulator is a victor 4000-9429...
  13. C

    research aquaria

    Hi all, Brand new user here, and praying this gets some traction. I'm embarking on a sort of ridiculous project that it seems like this forum is uniquely poised to help with. I am a PhD student at Duke University studying the functional genomics of how calcifying marine invertebrates (think...
  14. SWherrey

    Is this going to be my normal pH?

    Hello so I have a 75G mixed reef but mainly SPS dominant I have a lot of frags not yet mini colonies only about 3 are but not very big anyways. I was running my pH 7.8-8.05 before anything then I purchased a co2 scrubber and recirculating it I’ve raised my pH to a low of 8.0-8.2 with a high of...
  15. M

    C02 production?

    Trying to figure out the best way to give co2 to multiple tanks Can I get away with just using fans? If I have relatively high c02 in the air how much is actually available under water? Is there an advantage to using citric acid/baking soda or yeast/sugar or refilling a standard co2 canister...
  16. Adam1985

    New Skimmer & Macroalgae Wasting - Observations and Request for Advice

    Hi everyone! I need some advice and this is the best place in the world for high quality reef advice, so please bear with me and thanks in advance for your help! Basically I was skimmerless for a couple of weeks after removing my previous skimmer to prepare the sump for a skimmer upgrade and...
  17. KonradTO

    Acrylic lid vs mesh. What is the evidence behind oxygen depletion/CO2 accumulation?

    Hi all, I will give some more details to the title. I recently started my adventure for the first time with saltwater aquaristic, so I have no N years of experience for supporting my claims. I come from freshwater, and before that terraristic (bearded dragons, newts, frogs etc) and a common...
  18. cheykaser

    New Mexico AI PRIME HD LIGHTS AND CO2 SYSTEM

    Ok I know there are some double dippers out there...salties and freshies..... I recently broke down my freshwater to go salt so looking to selling my Aqua Illumination Prime HD's and all the CO2 system. Lights with flexible arms $125 ea shipped. Complete CO2 $175
  19. C

    Ozone routing help

    Hi all, I'm looking for a bit of input on how I can hook my ozone generator up so everything is as safe as can be. The picture below is how my set up looks right now. I have the BRS CO2 scrubber connected directly to the X-120 skimmer. I haven't been able to find much info on connecting Ozone...
  20. J

    Maryland Virginia Washington, D.C. Dosing Ultum Nature Systems Mini Co2 Regulator + Paintball Tank, Adapter, Diffuser, Tubing, Brass Check Valve

    Bought this new a few years ago. Used it on a freshwater planted setup for about 8 months then took that tank down and this has been in the box since. The tubing is Co2 resistant. The diffuser is high quality and ceramic. I cannot recall the brand name at the moment. The tank is 24oz and...
  21. Tacticool-Reefer

    Hydro-Lime Scrubber - Hybrid Sodium Hydroxide bubbler/Soda lime CO2 scrubber

    Tank - 150-gallon euro with ~20-gallon sump Lights - Radion XR15 Pro x4, 9-hour for radion Algae scrubber - the reverse of light schedule with a 60-minute overlap on each side Dose 25.6 ML of BRS soda-ash via Neptune DOS every 3hrs +/-35% Hybrid Sodium Hydroxide bubbler/CO2 (BRS Soda-lime media)...
  22. H

    DIY CO2 Meter

    Hey Guys, I am working on a project that can measure how much dissolved co2 is in my aquarium. I have overcome a few of the major obstacles, but I have hit a bit of a wall. Has anyone done this? I am using henry's law to figure it out, if that means anything to anyone here. My current problem...
  23. Herides

    Low pH of 7.8, despite perfect alkalinity and surrounding oxygen. Help!

    Hey guys, According to my Seneye Reef, my pH is at 7.8 and has been dropping for a while until now, not dramatically but over a long period of time and seems to be settling at 7.8. I've been testing my alkalinity during this process and my alkalinity comes out at more often around 3 Meq/L...
  24. erky

    Spent soda lime

    Is there any use in a reef for spent soda lime or a way to rejuvenate it to use it again? I have medical grade that changes colors, probably what BRS uses but didn't get from them.
  25. RacinJason

    Texas Calcium Reactor, CO2 Tank, Regulator

    Korallin Calcium Reactor with media, AquaMaxx second chamber with media, 5lb CO2 tank, regulator with solenoid valve. Used for 13 months, perfect working condition. $400 shipped FIRM
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