RODI & ATO (299)
Best selling Best selling
  • Bashsea 5 Gallon ATO Container - RED
    $149.00

    OUT OF STOCK

    No reviews

    Bashsea 5 Gallon ATO Container - RED Dimenions:5 x 15 x 16"

  • Trigger Systems Crystal ATO 10 Gallon
    $159.89 $194.99
    No reviews

    Trigger Systems is proud to introduce matching Auto Top Off containers in 2 different size: 5 gallons and 10 gallons....

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

    Neptune 4 Meter Tubing for Dosing System  

  • Replacement suction cups for float switch sensor mounting br
    $3.95

    OUT OF STOCK

    No reviews

    Reef Fanatic replacement suction cups for float switch sensor mounting bracket (4 pk)

  • Premium Reverse Osmosis Fixed Arm Float Valve - 1/4"
    $16.99

    OUT OF STOCK

    No reviews

    Premium Reverse Osmosis Fixed Arm Float Valve - 1/4" 

  • AUTOAQUA Smart Doser 2 - Hang-On Doser- NEW - USED FOR PHOTO SHOOT
    $127.49 $149.99
    No reviews

    NEW JUST USED FOR A PHOTO SHOOT- SAVE 15%   World’s First & Only Hang-On Doser Intelligent Dosing Made Simple...

  • ITC M Rack Magnetic Puk
    $32.99

    OUT OF STOCK

    No reviews

    M-Rack: One Magnet, Endless Possibilities M-Rack is a versatile magnetic mounting system for your aquarium. It brings a stylish, practical...

  • ITC M Rack Plate- Dose Line 2pk
    $5.50
    No reviews

    The ITC Reefculture M-Rack Dosing Line Plate is made from the highest quality CNC-cut glossy black acrylic.    Requires 2x...

  • IceCap DC-400L Utility Pump
    $54.00
    No reviews

    100GPH Multi-purpose Vertical Water Pump With Inline Controller The IceCap DC-400L is a multi-purpose utility pump that can be used...

  • IceCap 15 Gal Freshwater Reservoir
    $229.99
    No reviews

    Freshwater Reservoir For Storing Auto-Top-Off Water IceCap Freshwater Reservoirs are designed to hold a fixed amount of top-off water for...

  • IceCap 10 Gal Freshwater Reservoir
    $148.49
    No reviews

    Freshwater Reservoir For Storing Auto-Top-Off Water IceCap Freshwater Reservoirs are designed to hold a fixed amount of top-off water for...

  • IceCap 2.5gal Freshwater Reservoir
    $89.99
    No reviews

    Freshwater Reservoir For Storing Auto-Top-Off Water IceCap Freshwater Reservoirs are designed to hold a fixed amount of top-off water for...

  • MATRIKX CTO PLUS CARBON BLOCK - 1 MICRON- BROKEN END
    $8.69 $14.49
    No reviews

    THE ONE SIDE OF THE FILTER END GOT BROKEN HOWEVER IT DOESN"T EFFECT THE FILTER- IT STILL WORKS PROPERLY- SAVE...

  • TMC Reef AccuDose
    $165.99
    No reviews

    The Reef AccuDose is a high precision programmable dosing pump. It incorporates DC stepper motor technology for exceptional accuracy (±...

  • AUTOAQUA Smart Doser 4
    $335.99
    No reviews

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

  • HYDROS Diaphragm Water Pump
    $45.09
    No reviews

    Hydrps Diaphragm Water Pump The HYDROS Diaphragm Pump is a small 12V Drive Port accessory that uses positive external displacement...

  • AquaReady 3 Stage 75 GPD RO System
    $119.99
    No reviews

    Transform Tap Water into Safe RO Water for Your Aquarium   Removes 96% of Impurities Produces up to 75 Gallons...

  • 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...

  • Aquatic Life 150 GPD Hydroponic RO System
    $193.79
    No reviews

    CLEAN FILTERED WATER – The Aquatic Life 10 GPD hydroponic reverse osmosis RO unit provides a reliable source of up...

  • AquaticLife Smart Buddie Booster Pump for 150 GPD RO Systems
    $149.99

    OUT OF STOCK

    No reviews

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

  • 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...

  • AquaFX Barracuda 10" Replacement Filter Set
    $48.99

    OUT OF STOCK

    No reviews

    AquaFX Barracuda 4-Stage RO/DI Replacement Filter Set   Contains AquaFX 1 micron Sediment  Filter AquaFX Chlorine Guzzler Carbon Block Filter...

  • AquaFX Hammerhead RO/DI - 100GPD
    $429.99
    No reviews

    Hammer Head Unique Features  - Booster Pump with High/Low Pressure Sensors for optimized performance & efficiency  - Auto Flush RO...

  • AquaFX Barracuda Gladial RO/DI System - 100GPD
    $279.99
    No reviews

    The Barracuda Glacial 100 GPD RO/DI Meet Our Traditional Barracuda's cool cousin.   The Barracuda Glacial adds the following features...

  • BioTek Marine IntelliDose Add-On Module - Child Unit
    $29.99
    No reviews

    IntelliDose Add-On modules are designed to daisy chain multiple Versa Dosing pumps to the IntelliDose Base Station.   The 2.5...

  • Reef Factory Dosing pump X4 holder
    $9.99 $21.31
    No reviews

    Reef Factory Dosing pump X4 holder Mounting bracket for four dosing pumps. With the shelf, you can aesthetically and safely...

  • AquaFX Seahorse 4-Stage 100GPD Compact RO/DI System
    $94.99
    No reviews

    The Seahorse Inline Reverse Osmosis RO/DI is a small portable unit that makes 0 TDS water.   Features  - Hand-built...

  • Bubble Magus TS5 Dosing Pump
    $189.99
    No reviews

    Bubble Magus Single Dosing Pump TS5   There are 2 modes on the TS5, one is pre setting and other...

  • Bubble Magus TS4 Dosing Pump
    $149.99
    No reviews

    Bubble Magus Single Dosing Pump TS4   Unit will dose from 3.5ml up to 40ml per minute. Unit has preset...

  • IceCap Bottle Caddy
    $42.34
    No reviews

    Durable acrylic bottle caddy holds ten 37mm diameter bottles and includes four 25.5mm diameter reducers for smaller bottles.   The...

  • IceCap 4 Stage RODI 150gpd
    $230.99
    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
    $186.99
    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...

  • Triton DI Resin 1000ml
    $38.00
    No reviews

    Deionising resin, for creating a very pure deionised water. Deionising resin, for creating a very pure deionised water.   TRITON...

  • 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

  • AutoAqua Digital Inline TDS - Titanium S1
    $35.99
    No reviews

    AutoAqua Digital Inline TDS - Titanium S1 Titanium One is the smallest inline TDS meter available on the market. It...

  • AutoAqua Digital Inline TDS 100- Titanium One
    $19.99 $35.99
    No reviews

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

  • Kamoer F4 Pro Wifi Dosing Pump
    $417.99
    No reviews

    Kamoer F4 PRO Wifi Doser Flexible and precise control of liquid additions to your aquarium. Easy to use mobile interface...

  • Kolar Labs 3.4 kg, (7.5lb) DI Resin Non-Color Indicating
    $81.60
    No reviews

    Kolar Labs 3.4 kg, (7.5lb) DI Resin Non-Color Indicating   LANXESS® can look back on more than 75 years of...

  • Kolar Labs 3.4 kg, (7.5lb) DI Resin Color Indicating
    $88.40
    No reviews

    Kolar Labs 3.4 kg, (7.5lb) DI Resin Color Indicating From the same trusted German manufacturer, Lanxess, that has made our...

  • Kolar Labs 567 gram DI Resin Color Indicating
    $21.76
    No reviews

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

  • John Guest Locking Clip 1/4 Tube - 10 Pack
    $4.99
    No reviews

    John Guest Locking Clip 1/4 Tube - (10 clips)

  • Kolar Labs Bulk DI Resin - Non Indicating 567g (One Refill)
    $20.40
    No reviews

    Kolar Labs Bulk DI Resin - Non Indicating 567g (One Refill)   LANXESS® can look back on more than 75...

  • Hanna Instruments Pure Water Tester
    $89.99
    No reviews

    The HI98308 Pure Water tester is a rugged and reliable pocket-sized tester that offers quick and accurate readings. The HI98308...

  • Mur-lok Release Tool - 1/4", 3/8", 1/2"
    $4.99
    No reviews

    Mur-lok Release Tool - 1/4", 3/8", 1/2"

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

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

  • Neptune DOS + DDR ~ Limited Time Combo Package!!
    $479.95

    OUT OF STOCK

    No reviews

    This is a limited time combo package deal!  Save money with this bundled deal including the Neptune DOS and DDR...

  • Mur-lok Fittings - Dividers - 1/4 inch
    $2.99
    No reviews

      Mur-lok Fittings - Dividers Constructed of Polypropylene with Leak Resistant Dual EPDM O-rings.   Item Number Mur-Lock V0420006 1/4"...

  • Mur-lok Fittings - Union Connectors - 1/2 inch Push Connect by 1/2 inch Push Connect
    $2.19
    No reviews

      Mur-lok Fittings - Union Connector Constructed of Polypropylene with Leak Resistant Dual EPDM O-rings.   Item Number Side A...

  • Mur-lok Fittings - Swivel NPTF 90 degree Elbow - 1/2 inch Push Connect by 1/2 inch Male NPTF
    $5.25
    No reviews

      Mur-lok Fittings - Swivel NPTF 90° Elbows Constructed of Polypropylene with Leak Resistant Dual EPDM O-rings.   Item Number...

  • Mur-lok® Fittings - Male NPTF Connectors, 1/4" Murlock, 1/4" Male Thread NPTF
    $0.99
    No reviews

    G.A. Murdock's line of Mur-lok® Polypropylene Fittings are designed for fluid applications where risk of chemical attack and/or leak resistance...

  • In-line Ball Valves - 1/2 inch by 1/2 inch Push Connect Murlock
    $6.49
    No reviews

      In-line Ball Valves - Exclusive 1/4 turn lever with safety collar - Standard materials: PVC with EPDM seals -...

  • Bubble Magus Dosing Pump Bracket for T11/T12
    $39.99
    No reviews

    Bubble Magus Dosing Pump Bracket for T11/T12