RODI & ATO (287)
Best selling Best selling
  • Tunze 12v AC/DC Adapter
    $29.99
    No reviews

    Replacement Tunze 12v AC/DC Adapter for Turbelle nanostream 6040, Osmolator nano 3152, Osmolator 3155, TUNZE LED eco chic 8811 and...

  • Seachem Bottle Adapter Sm - 24mm
    $3.86
    No reviews

    Bottle Adapters Doser Tubing-to-Bottle adapter plugs Seamlessly connect dosing pump tubing to supplement bottles   Seachem Bottle Adapter Plugs come...

  • AUTOAQUA Smart Doser 4
    $249.99
    No reviews

    Smart Doser 4 Impossibly Slim 4-Channel Doser Intelligent Dosing Made Simple & Reliable   Ultra compact design with intuitive aquaLine...

  • Kamoer X1/Hydros Dosing Pump Bracket
    $12.59
    No reviews

    Mount is compatible with Kamoer X1(Bluetooth), Kamoer F1, and HYDROS Single Dosing Pump. (Dosing pump NOT included)   Single Dosing...

  • Aquatic Life Deionization Color Changing Resin - 1L
    $16.99
    No reviews

    Our Nuclear Grade Color Changing Mixed Bed Resin physically changes colors as it becomes exhausted, allowing you to monitor the...

  • Simplicity 5 Gallon Easy-Fill ATO Reservoir
    $149.95
    No reviews

    Elevate Your Top-off Routine   Simplifies Maintenance This first-of-its-kind ATO Reservoir features a wide-mouth lid that converts to a funnel...

  • IceCap ATO EZ Automatic Top-off System
    $109.71
    No reviews

    The IceCap ATO EZ is a reliable triple optical sensor Auto Top Off management system that monitors and automates refilling...

  • Red Sea ReefDose Tubes 4 x 3m(10’)  Red-Yellow
    $17.25
    No reviews

    Red Sea ReefDose Tubes 4 x 3m(10’)  Red-Yellow

  • Hydros Blenny Aquarium Controller and Micro Dosing Pumps
    $429.99

    OUT OF STOCK

    No reviews

    HYDROS Blenny is an aquarium controller with four micro-liquid dosing pumps for precise dosing of two-part and trace elements. It...

  • AquaticLife Smart Buddie Booster Pump for 50-100 GPD RO Systems
    $138.09

    OUT OF STOCK

    No reviews

    The smart way to REDUCE WASTE WATER, DECREASE RESIN CONSUMPTION and EXTEND MEMBRANE LIFE! YOUR Water MADE Better - Increase...

  • Hydros Control X10 Dosing Aquarium Controller
    $923.99
    No reviews

    The Control X10 is the ultimate HYDROS system controller with twin Drive ports, four Sense ports, a pH/ORP port, a...

  • Kamoer FX-STP WiFi Dosing Pump
    $362.99
    No reviews

    Kamoer FX-STP WiFi Continuous-Duty Peristaltic Dosing Pump   Built specifically for aquarium applications, the Kamoer FX-STP WiFi Continuous-Duty Peristaltic Dosing...

  • AutoAqua Digital Inline TDS 100- Titanium One
    $14.99 $35.99
    No reviews

    AutoAqua Digital Inline TDS - Titanium One Titanium One is the smallest inline TDS meter available on the market. It...

  • Kolar Labs Empty RO Cartrige
    $10.88
    No reviews

    Kolar Labs Empty RO Cartrige

  • Aquatic Life DI Cartridge 10 IN Mixed Bed Resin
    $22.99

    OUT OF STOCK

    No reviews

    Color Changing Mixed Bed DI 10-Inch Cartridge is the most effective and easy to use DI cartridge available - filled...

  • Aquatic Life TFC 50gpd Membrane
    $39.99
    No reviews

    Thin Film Composite (TFC) Membranes for standard RO systems and the RO Buddie. Features: Polyamide membrane material with a negative...

  • Bubble Magus Dosing Replacement Tubes Only, No Connector (3pcs)
    $14.99
    No reviews

    Bubble Magus Replacement Tubing, set of 3pcs. Does not include end connections. Approximately 4-6" long

  • Garden Hose Connector 1/4" - Mur-lok
    $5.39
    No reviews

    3/4 in Garden Hose Adapter for 1/4" tubing - speed fit

  • Tunze Multi 4 Tube Holder
    $14.99
    No reviews

    Four hose holders / mounting clamps for Osmolator®, Osmolator® nano and other fastening solutions. For hose diameters from 6 to...

  • Red Sea ReefDose Tubes 4 x 3m(10’) Blue -Green
    $17.25
    No reviews

    Red Sea ReefDose Tubes 4 x 3m(10’) Blue -Green

  • Red Sea ReefDose Accessory Kit Blue -Green
    $37.95
    No reviews

    Deluxe 4-color tube kit Everything required to connect a dosing pump in one convenient kit.  Available in 2 color versions...

  • HYDROS Sole Continuous-Duty Liquid Dosing Pump
    $346.49
    No reviews

    Controller Designed for Continuous-Duty Liquid Dosing Applications The HYDROS Sole is an aquarium controller hybrid with a heavy-duty liquid dosing...

  • BRS One Cartridge Refill (1.25 lbs.) DI Resin (Color Changing)
    $18.99

    OUT OF STOCK

    No reviews

    BRS One Cartridge Refill (1.25 lbs.) DI Resin (Color Changing) DI Resin is necessary to reduce Total Dissolved Solids (TDS)...

  • Red Sea ReefDose 4
    $449.00
    No reviews

    ReefDose Accurate. Smart. Intuitive ReefDose is designed and built specifically for the daily supplementing of reef aquariums.   ReefDose uses...

  • Red Sea ReefDose 2
    $289.00
    No reviews

    ReefDose Accurate. Smart. Intuitive ReefDose is designed and built specifically for the daily supplementing of reef aquariums.   ReefDose uses...

  • Tunze Turbelle High Jet Replacement Osmolator Pump
    $84.99
    No reviews

     The Turbelle High Jet is a replacement dosing pump with safety extra low voltage 12 V DC for Osmolator nano...

  • Red Sea ReefDose Accessory Kit Red-Yellow
    $37.95
    No reviews

    Deluxe 4-color tube kit Everything required to connect a dosing pump in one convenient kit.  Available in 2 color versions...

  • Simplicity Heavy-Duty Silicone Dosing Pump Tubing - Red - 10 Feet
    $5.95
    No reviews

    Simplicity Heavy-Duty Silicone Dosing Pump Tubing - Red - 10 Feet Stays flexible and resists cracking. Available in 3 vibrant...

  • JBJ Auto Top Off Replacement Float Sensor
    $30.00
    No reviews

    Replacement Float Sensor for the JBJ Auto Top Off Unit.

  • Red Sea Replacement ReefATO+ Reef Sensor V2
    $46.00

    OUT OF STOCK

    No reviews

    Fits ReefATO+   Red Sea Replacement ReefATO+ Reef Sensor V2

  • HYDROS Dual Inline TDS Sensor
    $60.63
    No reviews

    HYDROS Sense Port Accessory   Monitor your RO/DI units' water quality with HYDROS Dual Inline TDS Sensor. Plugs directly into...

  • Ecotech Versa Push to Connect Tube Connector VX102
    $24.99

    OUT OF STOCK

    No reviews

    Versa Replacement Tube Assembly with push to connector fittings Comes with Versa Retainer

  • Aquatic Life Tubing Polyethylene 50 FT x 1/4 IN Blue
    $19.99
    No reviews

    Aquatic Life Polyethylene Tubing 50 ft. x 1/4 inch Blue. Ideal for hydroponic and aquarium applications, this Polyethylene tubing is...

  • AutoAqua Smart Auto Water Changer Lite
    $239.99
    No reviews

    Innovative 2 in 1 Auto-Top-Off and Auto-Water-Change system achieves the aims of automatic tank maintenance. With precise and smooth DC...

  • AutoAqua Smart ATO Lifter
    $99.99 $179.99
    No reviews

    Premium Performance and Excellent Auto-Top-Off System The AutoAqua Smart ATO Lifter offers powerful performance and excellent auto-top-off functionality, with a...

  • IceCap Magnetic Mount Float Valve
    $40.41
    No reviews

    IceCap Magnetic Float Valve   IceCap Magnetic Mount Float Valve comes with universal tubing retainer and tubing

  • Neptune 4 Meter Tubing for Dosing System
    $9.99
    No reviews

    Neptune 4 Meter Tubing for Dosing System  

  • IceCap Reverse Osmosis Booster Pump Kit
    $157.49
    No reviews

    This all-in-one kit contains everything you need to safely install and operate the booster pump on any exiting reverse osmosis...

  • AutoAqua Digital Inline TDS - Titanium S2
    $47.99
    No reviews

    AutoAqua Digital Inline TDS - Titanium S2 Titanium One is the smallest inline TDS meter available on the market. It...

  • Kolar Labs 567 gram DI Resin Color Indicating
    $21.76

    OUT OF STOCK

    No reviews

    Kolar Labs 567 gram DI Resin Color Indicating   From the same trusted German manufacturer, Lanxess, that has made our...

  • Bubble Magus Single Dosing Pump TS1
    $99.99
    No reviews

    Bubble Magus Single Dosing Pump TS1 Unit will dose from 1ml up to 999ml per day. Unit already pre-programmed below....

  • .35 Micron Pleated Sediment Cartridge
    $19.99
    No reviews

    Highley effiecient and economical filter cartridge made of pleated Polyester-Plus filter media   - Lower overall operating cost - High...

  • AquaFX Economy 4 Stage 100g RO/DI System
    $169.99
    No reviews

    The Economy RODI is a Reverse Osmosis and Deionization system. The standard unit comes with 1-micron sediment filtration, a carbon...

  • Red Sea ReefDose 4 Tube Holder (incl. Tips)
    $18.40
    No reviews

    Tune holder with 4 quick connect tips.

  • IceCap Dosing Liquid Container 1.5L
    $47.34
    No reviews

    IceCap Liquid Dosing Containers   Compact profile containers to store you dosing fluids. Available in 1.5L, 2.5L and 5L volume...

  • Simplicity Dosing Head Pump Tubing - per piece
    $1.95
    No reviews

    Simplicity Dosing Head Pump Tubing - per piece

  • AUTOAQUA Smart Doser 2 - Hang-On Doser
    $149.99
    No reviews

    World’s First & Only Hang-On Doser Intelligent Dosing Made Simple and Reliable   Ultra compact design with intuitive aquaLine App...

  • Aquatic Life 150 GPD Reverse Osmosis TFC Membrane
    $52.99
    No reviews

    Premium quality TFC Membrane for Reverse Osmosis and RO/DI Systems. Thin Film Composite (TFC) Membranes for standard RO systems and...

  • BRS One Cartridge Refill (1.25 lbs.) Bulk DI Resin
    $17.99
    No reviews

    DI Resin is necessary to reduce Total Dissolved Solids (TDS) to zero and is the last stage of an RO/DI...

  • Red Sea RCP Dosing Cap Tube x 2
    $9.00
    No reviews

    Red Sea RCP Dosing Cap Tube x 2

  • IceCap 4 Stage RODI 200gpd
    $254.09

    OUT OF STOCK

    No reviews

    IceCap 4-Stage Reverse Osmosis Water Filtration Systems The IceCap RO/DI water filtration system is a four-stage reverse osmosis de-ionization filter...

  • IceCap 4 Stage RODI 100gpd
    $196.34
    No reviews

    IceCap 4-Stage Reverse Osmosis Water Filtration Systems The IceCap RO/DI water filtration system is a four-stage reverse osmosis de-ionization filter...