FILTRATION (880)
Best selling Best selling
  • Bashsea Smart Series 30x18x16 Sump - BLACK
    $559.99
    No reviews

    COLOR OPTIONS:  Grey sides and top bracing with colored baffles and trim: Welcome to First Class!  The only triton based...

  • Bashsea Smart Series 30x18x16 Sump - RED
    $559.99
    No reviews

    Please note: Color in pictures may be different, please make sure to check item title for the color you'll be...

  • Bashsea Smart Series 30x15x16 Sump - RED
    $489.99
    No reviews

    COLOR OPTIONS:  Grey sides and top bracing with colored baffles and trim: Welcome to First Class!  The only triton based...

  • Bashsea Smart Series 30x15x16 Sump - WHITE
    $489.99
    No reviews

    COLOR OPTIONS:  Grey sides and top bracing with colored baffles and trim: Welcome to First Class!  The only triton based...

  • Bashsea 36x14x16" Bio-Fuge Sump - BLUE
    $499.99
    No reviews

    Welcome to First Class!   You don't want to miss out on these excellent craftsmanship.  Adorned in it's Black & Blue,...

  • Bashsea 14x14x15" MANO Signature Series Sump - BLACK & WHITE
    $379.99
    No reviews

    Note:  Please check product title for color ordering. Welcome to First Class!   You don't want to miss out on these...

  • Bashsea 48x15x16" Tuxedo Signature Series Sump GEN 2 - BLACK & WHITE
    $989.99
    No reviews

    COLOR OPTIONS:     Welcome to First Class!   You don't want to miss out on these excellent craftsmanship.  Adorned in...

  • Aqua Ultraviolet 40 WATT Classic UV Sterilizer - 2" in/out
    $627.35
    No reviews

    Features Easy Twist Cap For Easy Quartz Sleeve Maintenance Just One Cap To Twist For Access To The Quartz Sleeve....

  • Aqua Ultraviolet 15 WATT Classic UV Sterilizer - 3/4"
    $334.21
    No reviews

    Features Easy Twist Cap For Easy Quartz Sleeve Maintenance Just One Cap To Twist For Access To The Quartz Sleeve....

  • IceCap GFO 150INT Media Reactor
    $288.74
    No reviews

    Canister Media Reactor for In-Sump Aquarium Applications The IceCap INT Media Reactors are designed for in-sump applications and are plug-and-play...

  • Seaside Aquatics Dual Co2 Regulator
    $139.99

    OUT OF STOCK

    No reviews

    Dual Stage CO2 Regulator contains two gauges to show both working pressure and gas pressure in your tank.    Package...

  • Bubble Magus MR-80 Media Reactor
    $99.99
    No reviews

    Bubble Magus MR-80 Media Reactor Multipurpose filter for use with GFO, Carbon and Bio-Pellets External or Internal Use Hanging Bracket...

  • IceCap Turf Scrubber Spare 10w LED
    $59.99
    No reviews

    IceCap Turf Scrubber Spare 10w LED IceCap Algae Scrubber Replacement Light Direct replacement for the IceCap Algae Scrubber   Small...

  • Pax Bellum C36 diffuser disc 3pk
    $59.99 $80.00
    No reviews

    Pax Bellum The c36 diffuser disc 3pk is a replacement component for the c36 ARID reactor consisting of 3 diffuser...

  • Pax Bellum C30 Calcium Reactor Feed & Injection Assembly
    $69.99 $100.00
    No reviews

    Pax Bellum c30 Ca Feed & Injection Assembly   Use the ARID with a Calcium Reactor. The Ca injection assembly...

  • ME Coral Media Reactor 4x12
    $114.99
    No reviews

    The MEdia Reactor has been designed to be an advanced media reactor for ME GFO (Granular Ferric Oxide) and GAC...

  • ME Coral Pellet Blaster Reactor
    $138.99
    No reviews

    The ME Pellet Blaster mixes perfect design, superior craftsmanship, ease of installation, versatility and near zero maintenance!  ME Blaster uses...

  • Octopus Light Reactor 8" - LR200
    $673.35
    No reviews

    Reef Octopus Light Reactor   The Reef Octopus Light Reactor allows you to grow algae within a contained system while...

  • IceCap Kalk Mixer 8"
    $473.54
    No reviews

    IceCap Kalk Mixing Reactor Available in 3 Sizes: Small - Ideal for Aquariums up to 100gal Footprint: 5.7" x 5.7"...

  • IceCap Kalk Mixer 6"
    $427.34
    No reviews

    IceCap Kalk Mixing Reactor Available in 3 Sizes: Small - Ideal for Aquariums up to 100gal Footprint: 5.7" x 5.7"...

  • IceCap Kalk Mixer 5"
    $346.49
    No reviews

    IceCap Kalk Mixing Reactor Available in 3 Sizes: Small - Ideal for Aquariums up to 100gal Footprint: 5.7" x 5.7"...

  • DROP1.2 drop-in upflow algae scrubber with Green Grabber surfaces - 1.2 cubes feeding per day
    $170.99

    OUT OF STOCK

    No reviews

    This is a great new item that compliments Real Reef and the Coral Fragging revolution.DROP1.2x dimensions: 3.25" wide x 6"...

  • Bashsea 36x15x16" Tuxedo Signature Series Sump GEN 2 - BLACK & WHITE
    $644.99
    No reviews

    COLOR OPTIONS:     Welcome to First Class!   You don't want to miss out on these excellent craftsmanship.  Adorned in...

  • Bashsea 30x15x16" Tuxedo Signature Series Sump - BLACK & WHITE
    $549.99
    No reviews

    Welcome to First Class! You don't want to miss out on these excellent craftsmanship.  Adorned in it's Black & White,...

  • Eshopps AR100 Aqua Fuge Refugium Gen 4
    $399.98
    No reviews

    Celebrate Creativity with ESHOPPS, AQUA-FUGE which features a NEW Creative & Innovative design. Featuring ESHOPPS unique Dual Water Channel Design...

  • Trigger Systems Crystal Sump 18x18 cube
    $349.99
    No reviews

    Trigger Systems specializes in aquarium sump manufacturing. We manufacture all sumps here in Dallas, TX. We build each sump as...

  • IceCap AIO Skimmer Mag-Mount Bracket
    $28.86
    No reviews

    Mag-mount Bracket for IceCap AIO Protein Skimmers The IceCap Mag-mount features durable rare-earth magnets for easy installation of IceCap AIO120...

  • TMC Reef Skim 2.0 1250 DC Protein Skimmer
    $359.99
    No reviews

    The TMC Reef Skim 2.0 1250 DC Protein Skimmer is a high-performance device designed for efficient and quiet operation in...

  • Sicce Shark Internal Skimmer 150
    $149.99
    No reviews

    Shark SKIMMER 150 and Shark SKIMMER 300 are modern internal skimmers with a very compact and innovative Shark design for...

  • Icecap K3-250HOB Round Skimmer
    $381.14
    No reviews

    IceCap K3 250HOB Protein Skimmer Convenient and Function Design The IceCap K3 250HOB Protein Skimmer is a compact hang-on-back protein...

  • Reef Octopus 6" KS150 Nilson Kalk Reactor
    $519.74
    No reviews

    Reef Octopus KS150 Nilson Kalk Reactor Footprint: 7.68″ x 7.68″ | Body Diameter: 6″ | Height: 26″ Requires control timer...

  • Reef Octopus 4" KS100 Nilson Kalk Reactor
    $392.69
    No reviews

    Reef Octopus KS100 Nilson Kalk Reactor Footprint: 5.5″ x 5.5″ | Body Diameter: 4″ | Height: 27.6″ Requires control timer...

  • BashSea Media Reactor 6-12
    $194.99
    No reviews

    The Bashsea Media Chamber provides the largest media capacity in the industry. Extra large design allows for high media volumes,...

  • Bashsea Bio Reactor 8-24
    $649.99
    No reviews

    Please Note: Due to global supply shortages, Bashsea is temporarily manufacturing this product without the gate valve until shortages are...

  • Bashsea Bio Reactor 8-18
    $539.99
    No reviews

    Please Note: Due to global supply shortages, Bashsea is temporarily manufacturing this product without the gate valve until shortages are...

  • Bashsea Bio Reactor 6-30
    $484.99
    No reviews

    Please Note: Due to global supply shortages, Bashsea is temporarily manufacturing this product without the gate valve until shortages are...

  • TLF PhosBan Reactor GFO/CARBON Complete Package
    $199.99

    OUT OF STOCK

    No reviews

    Save money and get everything necessary to startup your media reactor in this complete package! Includes: 2-TwoLittleFishies 150 Phosban Reactor...

  • TLF PhosBan Reactor CARBON Complete Package
    $102.00

    OUT OF STOCK

    No reviews

    Save money and get everything necessary to startup your media reactor in this complete package! Includes: 1-TwoLittleFishies 150 Phosban Reactor...

  • Octopus Bio Churn 120INT Reactor
    $323.39
    No reviews

            └90 Int       Reef Octopus NEW Biopellet reactor series takes a innovative approach of...

  • Octopus Bio Pellet Reactor 8" with WB3000 pump
    $825.81
    No reviews

    Designed with the hobbyist in mind, these all-in-one reactors are simple to setup up, saves valuable space and conserves costly...

  • Octopus Bio Pellet Reactor 4.7" with WB1000 pump
    $548.61
    No reviews

    Designed with the hobbyist in mind, these all-in-one reactors are simple to setup up, saves valuable space and conserves costly...

  • Sicce PSK SDC 2600 Skimmer Pump
    $469.99
    No reviews

        PSK SDC pumps are the latest generation of pumps for skimmer applications and incorporate integrated intelligence systems for...

  • Bubble Magus ACS200 Cleaning Head - fits Curve 9
    $134.99
    No reviews

    ACS 120 - 120MM diameter - Can be used for the curve 5   ACS 150 - 150MM diameter -...

  • Bubble Magus ACS120 Cleaning Head - fits Curve 5
    $109.99
    No reviews

    ACS 120 - 120MM diameter - Can be used for the curve 5   ACS 150 - 150MM diameter -...

  • Bubble Magus Z6 Protein Skimmer
    $179.99
    No reviews

    Bubble Magus Z6 Protein Skimmer   Small space save skimmers, perfect for all in one tanks.   Skimmer Z6 Bubble-magus...

  • Icecap K1 160 Skimmer
    $219.99
    No reviews

    IceCap K1-160 Protein Skimmer Footprint: 6.7" x 8.5" | Reaction Chamber: 6" | Height: 21" Skimmer Pump: EVair 600 Bioload...

  • Tunze DOC Skimmer 9430 DC
    $999.99
    No reviews

    DOC Skimmer 9430 DC (9430.001) Recommended for salt water aquariums up to 3,500 liters (925 USgal.). Immersion depth from 100...

  • Bashsea Waste Collector 4-12
    $119.99

    OUT OF STOCK

    No reviews

    Bashsea specifically designed this to provides an extra reservoir for skimate collection.   A perfect companion to your Bashsea Skimmer....

  • Bashsea Twisted Skimmer 8-30
    $929.99
    No reviews

    Bashseas' Twisted Skimmer series was developed with two things in mind - Power and Efficiency!   Utilizing our Patent Pending...

  • Bashsea Twisted Skimmer 6-30
    $644.99
    No reviews

    Bashseas' Twisted Skimmer series was developed with two things in mind - Power and Efficiency!   Utilizing our Patent Pending...

  • Bashsea Twisted Skimmer 6-24
    $569.99
    No reviews

    Bashseas' Twisted Skimmer series was developed with two things in mind - Power and Efficiency!   Utilizing our Patent Pending...

  • Octopus 200 elite Internal Super Space Saver Skimmer with DC Pump
    $1,305.14
    No reviews

    Elite 200SSS Space Saver Super Cone Skimmer   Footprint: 12.8″ x 10″ | Reaction Chamber: 8″ | Height: 23.6″  Powered...