rodi filter

  1. OfficeReefer

    Really weird issues with AquaticLife RODI 4 stage, stops after a few gallons

    Hello R2R Community, I am having the strangest experience with my RODI system. This system has been in place for 2-3 years and was running decently before this behavior began. The system is an AquaticLife 4 stage 75GPD twist in unit and it ran great for two years, feeding a smaller 2.5g...
  2. Reefer37

    *Dumb Question Incoming* Can I Use a High GPD RO Membrane on a Lower GPD RODI Unit?

    Title. I have an RO Buddie System I bought years ago. I have a small set up (45g single tank) so it works for it. Can I buy a 75 GPD RO membrane for the 50 GPD unit?
  3. blstravler

    4 Stage RO Unit

    Have a 4 stage RO unit for sale. Purchased this from Marine Depot as part of their going out of business sale. Needs a new membrane and Resin. The TDS meter needs new batteries and I lost the screws for it so I’ve been using a rubber band. I will include a new sediment filter and Carbon block...
  4. AquaForge

    7 stage RODI setup assistance

    Hey gang, Let’s say that I somehow ended up with a 7 stage RODI filter, (don’t ask ). What is the correct order of filters? I’m going to have the last 3 be resin. Cation, Anion and mixed. What order should first 3 be?
  5. ReefStable

    Beginners Guide to RO Water / RO Filters

    Beginners Guide to RO Water / RO Filters Did you know that poor quality RO water can cause problems, including algae and poor coral health?! Dive into Reef Perfection NOW! Don't risk your tank's health – discover the BEST RO filter! Click for a healthier reef tank...
  6. shawnriv

    RO Membrane: SpectraPure Standard vs SpectraPure 99% RO Rejection?

    Hello All, I am looking to replace my two RO membranes on my RODI unit. Since I am running two, do I need the 99% RO rejection filter or the standard filter? Below are links for both the filters: Standard...
  7. nano_medina

    Portable RODI system in UK area

    Hi guys, I have an small 30g tank which will need ~5g fortnightly changes Can't do much drilling in pipes and walls/kitchen as I'm renting the apartment Was looking for options on portable RODI systems that I can plug into the bathroom tap faucet directly, leave running for a few hours...
  8. moldos

    RODI in Sydney, Aus

    hey everyone just wondering what RODI system i should be looking at being in sydney. what do you use? how many stages? is there a "budget friendly" option?
  9. derpysmurp89

    RODI Booster Pump Pressure Switch not working?

    I recently purchased a used 6-stage BRS RODI system with a Aquetec booster pump. The pump came with the auto-flush and the 40psi pressure switch for the clean water line. After watching countless youtube videos, I feel very confident that I have the system setup correctly. I currently have a...
  10. R

    Illinois Wisconsin Filters SOLD 4 Stage RODI Filter System

    4 Stage RODI Filter System $100 Needs all new elements Available for pick-up in Gurnee IL 60031 Will ship within CONUSA for $15.00
  11. SuperNarwhal46

    Nitrate in RO/DI Water

    I have been trying to remove nitrate out of my tank for a while now. It consistently reads 100 ppm+ according to both my Salifert test and API test (no livestock yet) after cycling. I know one of the best ways to remove nitrate is by water changes, but my RODI water from my filter reads around...
  12. Jenuvio

    Filters RO/DI Drygoods 4 Stage RODI 75GPD System

    Selling as is $100
  13. Jenuvio

    California Filters Drygoods 4 Stage RODI 75GPD System

    Selling as is $100 Pickup
  14. trevorstratton1

    Do I Leave Water In RODI System?

    I just used a 3-stage RODI system from Bulk Reef Supply for the first time. Everything worked well, but my question is what do I do with it afterwards? The drainage stopped when I turned off my faucet, so it is still full of water. Do I just store it while it's full of water or is there a way to...
  15. laconic

    Is my RODI water safe to use? Need help with reading the ICP results.

    I am new to the hobby and just set up my 7 stage BRS RODI w/ booster pump. I wanted to ensure my RODI is clean enough to be used. Thanks
  16. Sheld24

    Waterbox RODI 5 Stage 100GPD

    Hello! Just wondering if anyone uses the Waterbox RODI systems? They are on sale right now and shipping is free: https://waterboxaquariums.ca/products/rodi?_pos=1&_psq=Ro&_ss=e&_v=1.0&variant=41528010047656 I was looking at the BRS ones but the shipping to Canada is pretty expensive. Just...
  17. J

    California RO/DI Testing Drygoods Apex El, RO/DI, test kits. $45-$350 California. Will ship at buyers expense.

    2 Neptune Apex el 350$ each BRS 75gpd RODI 6 stage 150$ SpectraPure 6 Stage CR-RODI-90-6STG 250$ 2 marine depot controller boards 100$ each Hanna salinity tester 45$ Klir Di-4 fleece roller. Fleece not included. 100$ Avast ATO Neptune Apex compatible 50$ Eheim air 400 20$ Santa Monica...
  18. Striperviper

    Filters RO/DI Drygoods AquaFX Barracuda 100 GPD RODI

    Up for grabs is a used but in perfect condition AquaFX RODI Barracuda rated for 100GPD in white. Photo is for reference. $100. I live on Long Island in NY and will ship within the lower 48 states at my cost.
  19. beastium

    Adding DI stage to RO drinking water system

    I want to add a DI stage to my drinking water filter (below), but I'm not sure where in the plumbing to add the valves. Here is what I'm thinking to add: [valve + (tee + valve + DI) + valve] I was wondering if someone could advise where I might be able to add that? A, B? And I'm thinking I...
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