Clearance (165)
Best selling Best selling
  • Finnex HMU-100S 100w Heater- OPEN BOX RETURN
    $27.19 $33.99
    No reviews

    OPEN BOX RETURN- SAVE 20% The Finnex HMU Titanium Aquarium Heater Series Introducing the cutting-edge Finnex HMU Titanium Aquarium Heater...

  • Danner Mag-Drive Supreme 3 - 350 GPH Water Pump (#02513)_OPEN BOX RETURN- INTERNAL USE ONLY
    $83.25 $110.99
    No reviews

    OPEN BOX RETURN- SAVE 25%- MAY HAVE BEEN USED AND COULD HAVE A SLIGHT FRONT COVER LEAK SO WOULD BE...

  • Tunze Osmolator Nano 3152 - FACTORY REFURBISHED
    $68.99 $114.99
    No reviews

    FACTORY REFURBISHED  - SAVE 40% - 60 DAY LIMITED FACTORY WARRANTY. Any product we receive back where customer claims is...

  • Milwaukee MA957 CO2 Regulator, Solenoid, Bubble Counter - NEW OPEN BOX RETURN
    $115.86 $136.30
    No reviews

    NEW OPEN BOX RETURN - Brand new item, plastic has been removed from unit but doesn't appear to have ever...

  • Pan World 40PX Magnetic Water Pump - NEW OPEN BOX RETURN
    $123.24 $144.99
    No reviews

    NEW OPEN BOX RETURN - Brand new return. Save 15% Pan World Pumps Asia Pacific is a member of the...

  • Mag-Float Replacement Pad/Felt - For 00410- OPEN PACK RETURN
    $10.39 $12.99
    No reviews

    OPEN PACK RETURN- SAVE 20%   Replacement pad for the Float-410 Floating acrylic aquarium cleaner (Note: Contains 1 pad and...

  • Finnex STE-800 Digital Control 800W Titanium Heater- OPEN BOX RETURN
    $64.99 $129.99
    No reviews

    SAVE 50%- HEATER WAS TEASTED AND HERE ARE THE RESULTS.   I tested the heater.  I filled 5 gallon bucket...

  • Tunze Osmolator 3 Nano- OPEN BOX RETURN
    $119.99 $149.99
    No reviews

    OPEN BOX RETURN- SAVE 20%   The TUNZE® Osmolator 3 nano is a simple and safe device with just one...

  • Bubble Magus SP1000 Skimmer Pump - replacement for Curve 5 - NEW OPEN BOX RETURN
    $39.99 $49.99
    No reviews

    NEW OPEN BOX RETURN  - Brand New return. SAVE 20%   Bubble Magus SP1000 Skimmer Pump - replacement for Curve...

  • Red Sea Seawater Refractometer - NEW OPEN BOX RETURN
    $59.99 $74.99
    No reviews

    NEW OPEN BOX RETURN  - New Condition, was water tested. SAVE 20% Red Sea’s Seawater Refractometer offers exceptional accuracy, for...

  • Reef Factory Reef Flare Pro Profile Set - 1.0m (black)
    $99.99 $165.72
    No reviews

    Reef Factory Reef Flare Pro Profile Set - 1.0m (black) The Reef Flare Pro profile wire set is a complete...

  • Reef Factory Dosing Tube Holder (6)
    $11.99 $23.67
    No reviews

    Dosing Tube Holder (6) Dosing Tube Holder is designed to organize 6 dosing tubes in the sump. The possibility of...

  • 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...

  • Reef Factory Dosing Pump Holder (4 units)
    $22.99 $47.35
    No reviews

    Reef Factory Dosing Pump Holder (4 units) - Holds 4 of the single dosing pump units

  • Reef Factory Dosing Pump Holder (1 unit)
    $9.99 $17.76
    No reviews

    Reef Factory Dosing Pump Holder (1 unit) Mounting bracket for one dosing pump. With the shelf, you can aesthetically and...

  • Reef Factory Reef flare Pro profile Reverse Hanger S/M/L (black)
    $8.99 $17.76
    No reviews

    Reef flare Pro reverse Profile hanger   This is a bracket for lateral mounting of Reef Flare Pro S, M...

  • Reef Factory Reef Flare Pro Profile Set - 1.6m (black)
    $99.99 $213.07
    No reviews

    Reef Factory Reef Flare Pro Profile Set - 1.6m (black) The Reef Flare Pro profile wire set is a complete...

  • Reef Factory Reef Flare Pro Profile Set - 1.2m (black)
    $99.99 $177.54
    No reviews

    Reef Factory Reef Flare Pro Profile Set - 1.2m (black) The Reef Flare Pro profile wire set is a complete...

  • Reef Factory Reef Flare Pro Wires Set
    $19.99 $37.29
    No reviews

    Reef Factory Reef Flare Pro Wires Set A set of lines to mount Reef Flare profiles and Reef Flare Pro...

  • Reef Factory Probes Multi Holder
    $18.99 $29.59
    No reviews

    Probes Multi holder Probes Multi holder is designed for probes and sensors from Reef Factory. It serves to keep them...

  • Boyd Enterprise Chemi-pure Green nano - (5 pack)
    $12.99

    OUT OF STOCK

    No reviews

    Boyd Enterprise Chemi-pure Green nano - (5 pack) HE BENEFITS OF USING CHEMIPURE GREEN:     Enhances plant growth     Reduces...

  • CaribSea LifeRock Shelf Rock 40 lb
    $129.99 $169.99
    No reviews

    CaribSea LifeRock Shelf Rock 40 lb LIFEROCK Real aragonitic base rock, not cement, no curing. Extensive macro and micro-porosity infused...

  • testing dropship
    $1.00

    OUT OF STOCK

    No reviews

    testing

  • Milwaukee MC120 pH Monitor w/probe - OPEN BOX RETURN
    $99.15 $116.65
    No reviews

    OPEN BOX RETURN - Save 15% Professional pH monitor especially designed for use with aquariums. User selectable Hi/Low Set Point...

  • Finnex STE-400 Digital control 400W Titanium Heater-OPEN BOX RETURN MISSING GUARD
    $53.50 $106.99
    No reviews

    OPEN BOX RETURN- THIS HEATER IS MISSING THE PLASTIC COVER ON THE HEATER- THIS IS WHY IT IS BEING DISCOUNTED...

  • Ecotech Magnet for MP20/40 Wet-Side
    $29.99 $60.00
    No reviews

    Brand New Older inventory, approx 10 years old. Never used.    Replacement Ecotech Magnet for MP20/40 Wet-Side

  • TLF LittleFeet 4.4lb
    $6.99 $13.60
    No reviews

    LittleFeet are flat limestone bases that can be used to provide a stable footing for large corals or frags. The...

  • Reef Factory Reef Flare Pro Profile Set - 1.4m (black)
    $99.99 $201.22
    No reviews

    Reef Factory Reef Flare Pro Profile Set - 1.4m (black) The Reef Flare Pro profile wire set is a complete...

  • Reef Factory Level Sensor
    $48.99 $67.96
    No reviews

    Reef Factory Level Sensor Modern smart devices - apart from the traditional functionalities offered by other products, deliver numerous improvements...

  • Real Reef 3 lb Piece - WYSIWYG
    $20.97
    No reviews

    NOTES: This is 1 Piece total, 3lbs, This is the exact piece you will receive. WYSIWYG.       SHIPPING DAMAGE: This...

  • Finnex DIGITAL Heater Controller w/Memory Chip - NEW OPEN BOX RETURN
    $40.79 $47.99
    No reviews

    NEW OPEN BOX RETURN  - BRAND NEW CONDITION SAVE 15%   The HC-0810M Finnex controller offers a precision digital control...

  • Bashsea Bio Reactor 6-30- OPEN BOX RETURN
    $356.15 $419.00
    No reviews

    OPEN BOX RETURN- SAVE 15%   Please Note: Due to global supply shortages, Bashsea is temporarily manufacturing this product without...

  • TMC Vecton titanuv Titan 550
    $190.39 $223.99
    No reviews

    OPEN BOX RETURN- SAVE 15%   Photocatalytically Enhanced Aquarium UV Steriliser   The Vecton Titan UV has been produced using...

  • Bashsea Twisted Skimmer 6-24 - OPEN BOX RETURN
    $424.15 $499.00
    No reviews

    OPEN BOX RETURN - SAVE 15%   Bashseas' Twisted Skimmer series was developed with two things in mind - Power...

  • 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...

  • ReefBreeders Pico Refugium LED (Magenta)
    $48.99 $69.99
    No reviews

    ONE LAST ONE IN STOCK- SAVE 30%   The ReefBreeders Refugium LED is the perfect solution for lighting your refugium....

  • Finnex STE-400 Digital control 400W Titanium Heater-OPEN BOX RETURN
    $85.59 $106.99
    No reviews

    OPEN BOX RETURN- SAVE 20% STE Titanium Heater Series   Safety: Redundancy circuit technology, non-resumable fuse, safety guard Titanium Heating...

  • Finnex THU Series 800 Watt Titanium Heating Element- OPEN BOX RETURN
    $50.39 $62.99
    No reviews

    OPEN BOX RETURN- SAVE 20% Introducing the Titanium Finnex Heaters—a cutting-edge solution designed to revolutionize your aquarium experience. Crafted with unparalleled...

  • Tunze 6208 Comline Wavebox - Open Box Return
    $339.99 $399.99
    No reviews

    OPEN BOX RETURN- SAVE 15%   For aquariums from 150 to 800 liters Immersion depth: approx. 230 mm (9.1 in.)...

  • Bubble Magus Curve 7 Protein Skimmer - OPEN BOX RETURN
    $220.99 $259.99
    No reviews

    OPEN BOX RETURN -  SAVE 15%   Bubble Magus Needlewheel protein skimmer Tank Rating : 700L-900L(185G -240G) pump: ROCK -...

  • Reef Octopus 4" KS100 Nilson Kalk Reactor- OPEN BOX RETURN
    $336.59 $373.99
    No reviews

    OPEN BOX RETURN- SAVE 10% Reef Octopus KS100 Nilson Kalk Reactor Footprint: 5.5″ x 5.5″ | Body Diameter: 4″ |...

  • Danner Supreme EZ Clean Internal Aquarium Filter (Dual Cartridge) - SLIGHTLY USED RETURN
    $27.59 $45.99
    No reviews

    SLIGHTLY USED RETURN  -  SAVE 40%     • Dual Cartridge System with replacable media and chemical filtration     •...

  • AA Aquarium 9 Watt UV Sterilizer Kit - SLIGHT USED OPEN BOX RETURN
    $48.99 $69.99
    No reviews

    SLIGHT USED OPEN BOX RETURN  - SAVE 30%   Green Killing Machine - Internal UV Sterilizer (9W)   Makes fighting...

  • Finnex HMU-400S Heater- OPEN BOX RETURN
    $61.99
    No reviews

    OPEN BOX RETURN- SAVE 20% The Finnex HMU Titanium Aquarium Heater Series Introducing the cutting-edge Finnex HMU Titanium Aquarium Heater...

  • TEMP CONTROLLER FOR ICE PROBE - NEW OPEN BOX RETURN
    $43.99 $54.99
    No reviews

    NEW OPEN BOX RETURN - New condition, SAVE 20%   CoolWorks Proportional Temperature Controller (TEC-65FADJ) allows you the ability to...

  • Octopus 200 Int Elite Skimmer with DC Pump - NEW OPEN BOX RETURN
    $829.99
    No reviews

    NEW OPEN BOX RETURN  - Brand New return. SAVE 15%   Elite 200INT Super Cone Protein Skimmer   Footprint: 15″...

  • AQQA Submersible Aquarium Fluidized Bed Filter - L
    $10.00 $19.99
    No reviews

    Submersible Aquarium Fluidized Bed Filter   • Tumble Aquarium Filter: - Imitates natural filtering, uses new material, cultivates bacteria, no...

  • Set of Leg Brackets for ReeBrite LEDs - BLACK- OPEN BOX RETURN
    $27.51 $32.37
    No reviews

    OPEN BOX RETURN- SAVE 15% Tech L.E.D. Mounting Legs Picture below shows the black legs installed on an XHO LED...

  • Trigger Systems Ruby Sump 20x20 cube- OPEN BOX RETURN
    $386.74 $454.99
    No reviews

    OPEN BOX RETURN- SAVE 15% Trigger Systems specializes in aquarium sump manufacturing. We manufacture all sumps here in Dallas, TX....

  • Tunze Turbelle Nanostream 6040 (53 - 1190 GPH) - OPEN BOX RETURN
    $161.99 $179.99
    No reviews

    NEW OPEN BOX RETURN -  SAVE 10%   for aquariums from 20 to 500 liters (5.3 to 132 USgal.) Circulation...

  • Seapora Nitrate & Nitrite Filtration Pad - 10x18" (3 Pack)
    $13.48 $26.97
    No reviews

    3 Pack - Total of 3 Nitrate Filtration Pads Nitrate + Nitrite Pad - 18" x 10" The Seapora Nitrate...

  • Seapora Carbon Filtration Pad - 18x10" (3 Pack)
    $13.48 $26.97

    OUT OF STOCK

    No reviews

    3 Pack - Total of 3 Carbon Filtration Pads Carbon Pad - 18" x 10" The Seapora Carbon Pad is...