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  • On Sale 15%
    $$$ Money Saver Aquarium Dry Live Rock (by the lb)
    On Sale 15%

    $$$ Money Saver Aquarium Dry Live Rock (by the lb)

    All Misc Brands

    $3.25
    $2.76
    "By the Pound" means you are choosing the weight of your rock.  Ex: Qty 5  is 5 Pounds of Rock, NOT 5 Rocks. Selling individual rocks is impossible due to the fact that every rock is unique in size/shape/weight.   Base Dry Rock - 20...
  • On Sale 15%
    Marco Rocks Reef Saver Premium Rock (by the lb) - Marco Rock
    On Sale 15%

    Marco Rocks Reef Saver Premium Rock (by the lb) - Marco Rock

    MarcoRocks

    $3.49
    $2.97
    "By the Pound" means you are choosing the weight of your rock. Ex: Qty 5  is 5 Pounds of Rock, NOT 5 Rocks. Selling individual rocks is impossible due to the fact that every rock is unique in size/shape/weight. Marco ReefSaver is a natural...
  • On Sale 15%
    MarcoRocks Shelf Premium Dry Rock (by the lb) - Marco Rock
    On Sale 15%

    MarcoRocks Shelf Premium Dry Rock (by the lb) - Marco Rock

    MarcoRocks

    $6.99
    $5.94
    "By the Pound" means you are choosing the weight of your rock.  Ex: Qty 5  is 5 Pounds of Rock, NOT 5 Rocks. Selling individual rocks is impossible due to the fact that every rock is unique in size/shape/weight. This is Marco Rocks newest...
  • 1/8" ID Clear PVC Vinyl Dosing Tubing (by the Foot)

    1/8" ID Clear PVC Vinyl Dosing Tubing (by the Foot)

    Generic

    $0.35
    Dosing tubing perfect for replacing old worn out tubing for dosing aquarium additives.  Inside Diameter: 1/8" Hardness: 67 durometer PVC tubing is manufactured to exact specifications which gives it the flexibility of rubber and the clarity...
  • Apex Trident Reagent Kit (6 Month Supply) - Neptune Systems

    Apex Trident Reagent Kit (6 Month Supply) - Neptune Systems

    Neptune Systems

    $109.99
    Trident Reagent Kit 6 Month Supply - With six month kits, the cost of running the Trident is less than $17 per month - that’s averages out to about 7 cents a test! Neptune Systems recommends keeping on hand no more Trident reagent than you might...
  • On Sale 15%
    Real Reef Rock (by the pound) - Mixed Sizes - Real Reef
    On Sale 15%

    Real Reef Rock (by the pound) - Mixed Sizes - Real Reef

    Real Reef

    $6.99
    $5.94
    "By the Pound" means you are choosing the weight of your rock.  Ex: Qty 5  is 5 Pounds of Rock, NOT 5 Rocks. Selling individual rocks is impossible due to the fact that every rock is unique in size/shape/weight.   Rock Sizing:...
  • On Sale 15%
    Real Reef Rock Large 8-16" (by the pound) - Real Reef
    On Sale 15%

    Real Reef Rock Large 8-16" (by the pound) - Real Reef

    Real Reef

    $6.99
    $5.94
    "By the Pound" means you are choosing the weight of your rock.  Ex: Qty 5  is 5 Pounds of Rock, NOT 5 Rocks. Selling individual rocks is impossible due to the fact that every rock is unique in size/shape/weight.   Rock Sizing:...
  • Apex Trident Reagent Kit (2 Month Supply) - Neptune Systems

    Apex Trident Reagent Kit (2 Month Supply) - Neptune Systems

    Neptune Systems

    $49.99
    PLEASE ONLY PURCHASE 1x Two Month Supply.  We will not be able to restock any reagents for the next 30 days. 2-month reagent kit (based on the default testing schedule of 4-Alk/2-Ca/2-Mg per day).  The reagent kit has at least 240...
  • HI782 Marine Nitrate High Range Checker - Hanna Instruments

    HI782 Marine Nitrate High Range Checker - Hanna Instruments

    Hanna Instruments

    $63.95
    The HI782 Marine Nitrate High Range Colorimeter is specifically designed to quickly and accurately determine high levels of nitrate for saltwater aquariums and marine applications. With a digital read out, there is no more struggling to determine colors...
  • HI98319 Salinity & Temperature Tester - Hanna

    HI98319 Salinity & Temperature Tester - Hanna

    Hanna Instruments

    $79.99
    We are pleased to announce our NEW HI98319 waterproof salinity and temperature tester! Waterproof and floats! Includes 4x of the Salinity Calibration Fluid Packets. Automatic Calibration – A 35.00 ppt solution is used for calibration and...
  • HI98103 Checker pH Tester with 0.1 pH Resolution - Hanna Instruments

    HI98103 Checker pH Tester with 0.1 pH Resolution - Hanna Instruments

    Hanna Instruments

    $38.00
    The HI98103 Checker pH tester has been designed with many advanced features while maintaining the look and feel of the original Checker. The redesigned Checker now offers automatic calibration to one or two points, automatic buffer recognition,...
  • HI772 Marine Alkalinity (dKH) Checker HC - Hanna Instruments

    HI772 Marine Alkalinity (dKH) Checker HC - Hanna Instruments

    Hanna Instruments

    $64.95
    The Hanna Marine Alkalinity (dKH) Checker® bridges the gap between simple chemical test kits and professional instrumentation. Chemical test kits have limited accuracy and resolution since they rely upon the human eye to discern differences in color...
  • On Sale 15%
    Osmolator 3155 Auto Top Off - Tunze
    On Sale 15%

    Osmolator 3155 Auto Top Off - Tunze

    Tunze

    $229.99
    $195.49
    High-tech, for a reliable water level in the aquarium.  Water level regulator with two sensors suitable for use in cabinet filters, in Comline filters or directly on the edge of the aquarium.  Scope of delivery: Ready for mounting with...
  • On Sale 15%
    LifeRock Dry Live Rock (40 lb) -  Caribsea
    On Sale 15%

    LifeRock Dry Live Rock (40 lb) - Caribsea

    Caribsea

    $202.02
    $171.72
    Don’t just put rocks in your tank, ROCK YOUR REEF with LifeRock™. Amazing porosity, incredible biological performance (drops ammonia like real live rock), and unsurpassed realism make LifeRock™ the best and most cost effective rock...
  • On Sale 15%
    Pump Clean Aquarium Pump Cleaner (32 oz - 900g) - Sicce
    On Sale 15%

    Pump Clean Aquarium Pump Cleaner (32 oz - 900g) - Sicce

    Sicce

    $24.99
    $21.24
    It's important to keep your PUMP in prime operating condition to ensure long-life and efficient operation. Over time, natural mineral deposits will form in your pump, and if untreated, may cause undesirable operation or even failure. Sicce’s Pump...
  • HI774 Ultra Low Range Phosphate Checker (Saltwater) - Hanna Instruments

    HI774 Ultra Low Range Phosphate Checker (Saltwater) - Hanna Instruments

    Hanna Instruments

    $63.95
    Our HI774 Ultra Low Range Phosphate Checker will be essentially the same specifications as the HI736 Ultra Low Range Phosphorus Checker however it will not require a conversion but read directly in parts per million phosphates compared to parts per...
  • Hanna HI758 Marine Calcium Checker HC (Saltwater) - Hanna Instruments

    Hanna HI758 Marine Calcium Checker HC (Saltwater) - Hanna Instruments

    Hanna Instruments

    $63.95
    Extreme Accuracy. Easy to Test in 4 Steps - Zero the Checker, Add a regent to your water sample, Insert the Vile in the Checker, Read the Numbered Results. BOOM EASY. ZAIR. Zero, Add, Insert, Read. Includes reagents for 25x tests. The HI758...
  • On Sale 15%
    PINPOINT pH Probe Lab Grade Double Junction - American Marine
    On Sale 15%

    PINPOINT pH Probe Lab Grade Double Junction - American Marine

    American Marine

    $39.99
    $33.99
    The PINPOINT® pH Electrode equals and exceeds lab quality by both specifcation and design.  The PINPOINT® pH Electrode has been designed as the most rugged, precise and full-featured probe offered to both the clinical lab and aquaculture...
  • Apex Temperature Probe - Neptune Systems

    Apex Temperature Probe - Neptune Systems

    Neptune Systems

    $34.99
    Replace your Temperature Probe, add one for another tank, or put one on your PM2/PM3 module for temperature compensated readings. Buy this probe if you are: Replacing an old probe. Adding another tank to your system via a PM1. Want to have more...
  • On Sale 15%
    "VeggieMag" Magnetic Veggie Clip - Two Little Fishies
    On Sale 15%

    "VeggieMag" Magnetic Veggie Clip - Two Little Fishies

    Two Little Fishies

    $23.50
    $19.98
    The VeggieMag uses magnetic attraction instead of a suction cup to hold our SeaVeggies clip in place for windows up to 3/4” thick! It’s easy to position at any level in the aquarium, and easy to retrieve it without getting your hands wet...
  • On Sale 15%
    Coralline Purple Reef Epoxy (2 oz)  - Oceans Wonders
    On Sale 15%

    Coralline Purple Reef Epoxy (2 oz) - Oceans Wonders

    Oceans Wonders

    $8.49
    $7.22
    Oceans Wonders CORALLINE PURPLE reef safe epoxy bonds just about anything. It is designed to be used for attaching corals to our frag mounts or live rock. Works under water or out. Very easy to use and is safe for all fish, corals and invertebrates in...
  • On Sale 15%
    LARGE (9"+) Reef Saver Premium Dry Rock (by the lb) - Marco Rock
    On Sale 15%

    LARGE (9"+) Reef Saver Premium Dry Rock (by the lb) - Marco Rock

    MarcoRocks

    $3.75
    $3.19
    "By the Pound" means you are choosing the weight of your rock. Ex: Qty 10  is 10 Pounds of Rock, NOT 10 Rocks. Selling individual rocks is impossible due to the fact that every rock is unique in size/shape/weight. Marco ReefSaver is a natural...
  • Apex ATK V2 Automatic Top-Off Kit ATO (ATK) - Neptune Systems

    Apex ATK V2 Automatic Top-Off Kit ATO (ATK) - Neptune Systems

    Neptune Systems

    $239.99
    The ATK (Automatic Top-off Kit) is a simple, standalone, and complete solution for replacing water lost to evaporation. The new aquarium hobbyist has many challenges, but none is more annoying than the chore of adding water, every day, to make up for...
  • On Sale 15%
    Osmolator Nano 3152 Auto Top Off - Tunze
    On Sale 15%

    Osmolator Nano 3152 Auto Top Off - Tunze

    Tunze

    $114.99
    $97.74
    For small aquariums, a stable osmotic balance is important, because they are particularly sensitive to constantly changing salt concentrations. The Osmolator nano which was specifically designed for this, is a water level controller with only a...
  • ReefDose Deluxe 4-Color Tube Kit (Blue/Green) - Red Sea

    ReefDose Deluxe 4-Color Tube Kit (Blue/Green) - Red Sea

    Red Sea

    $33.00
    Deluxe 4-color tube kit Everything required to connect a dosing pump in one convenient kit. Available in 2 color versions (blue/green and red/yellow), providing 8 unique colors for easily identifying a full range of supplements from container to dosing...
  • On Sale 15%
    Ceramic Coral Frag Plugs 3/4" (25 pc) - Oceans Wonders
    On Sale 15%

    Ceramic Coral Frag Plugs 3/4" (25 pc) - Oceans Wonders

    Oceans Wonders

    $7.99
    $6.79
    Oceans Wonders Ceramic Coral Frag Plugs are perfect for the propagation or fragging of hard and soft branching corals such as Acropora, Birdsnest, Montipora, Kenya Trees, Xenia, ect. They have a 3/4" crown with a 7/16" base and fit perfectly...
  • 32.5" Coral Gripper (83 mm) - Maxspect

    32.5" Coral Gripper (83 mm) - Maxspect

    Maxspect

    $13.99
    The Maxspect Coral Gripper is a long reach tong grabber specifically designed for use in marine aquariums with 316L stainless steel components. Enjoy dry hands and arms as you easily gently move corals and other ornaments within the aquarium. A strong...
  • On Sale 15%
    Real Reef FANCY Branch Rock (by the lb) Box - Real Reef
    On Sale 15%

    Real Reef FANCY Branch Rock (by the lb) Box - Real Reef

    Real Reef

    $13.99
    $11.89
    "By the Pound" means you are choosing the weight of your rock.  Ex: Qty 5  is 5 Pounds of Rock, NOT 5 Rocks. Selling individual rocks is impossible due to the fact that every rock is unique in size/shape/weight. Real Reef Branch Rock is our...
  • ReefDose Doser 4 Head Wireless Dosing Pump - Red Sea

    ReefDose Doser 4 Head Wireless Dosing Pump - Red Sea

    Red Sea

    $429.00
    ReefDose is designed and built specifically for the daily supplementing of reef aquariums.  ReefDose uses bespoke (patent-pending) single-drop-accuracy dosing heads together with an advanced controller that provides a full suite of features...
  • (HI783-25) Marine Magnesium Reagents - 25 Tests - Hanna Instruments

    (HI783-25) Marine Magnesium Reagents - 25 Tests - Hanna Instruments

    Hanna Instruments

    $16.50
    This is the new reagents set with 1x Powder, 1x Liquid. These Reagents are for use with the HI783 Marine Magnesium Checker. These high-quality reagents are manufactured at the Hanna state-of-the-art facility and are clearly marked with...
  • Fluid Monitoring Module (Module Only) - Neptune Systems

    Fluid Monitoring Module (Module Only) - Neptune Systems

    Neptune Systems

    $109.99
    FMM – FLUID MONITORING MODULE IT DOES SO MUCH! This is just the module itself without and sensors. The FMM (Fluid Monitoring Module) is a module that connects to any Apex (Apex(2016), Apex Classic, Apex Lite, Apex Jr.) via it’s AquaBus...
  • Magnetic Optical Sensor (MOS) - Neptune Systems

    Magnetic Optical Sensor (MOS) - Neptune Systems

    Neptune Systems

    $41.99
    The Magnetic Optical Sensor replaces our optical sensor with magnet and offers an improved look, feel, and magnetic design that also lends itself to help prevent water incursion into the sensor. This sensor plugs into your FMM and, using reflected...
  • On Sale 15%
    350 Large Glass Algae Magnet w/Scraper - MagFloat
    On Sale 15%

    350 Large Glass Algae Magnet w/Scraper - MagFloat

    MagFloat

    $71.89
    $61.11
    The Mag-Float-350 Large Glass Aquarium Cleaner is recommended for use with glass aquariums up to 350 gallons with a surface thickness up to 5/8”. Product dimensions: (3-1/4" x 2-1/2" x 1") The Mag-Float cleaners contain special abrasive velcro...
  • (XR793) XR15 G5 & G6 Radion Diffuser Accessory - Ecotech Marine

    (XR793) XR15 G5 & G6 Radion Diffuser Accessory - Ecotech Marine

    Ecotech Marine

    $26.57
    The Radion G5 Diffuser Accessories. Gentle caustics Further color mixing Further intensity balancing 2 Models one version for all XR15 models and one version for all XR30 models. Specifically designed for the G5 (Use the previous model...