FILTRATION (894)
Best selling Best selling
  • Bashsea 14x14x15" MANO Ferrari Signature Series Sump - BLACK & RED
    $329.00
    No reviews

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

  • Bashsea 20x20x16" CUBE Signature Series Sump - BLUE
    $429.00
    No reviews

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

  • Bashsea 60x15x16" Ferrari Signature Series Sump - RED - Includes Freight
    $1,149.00
    No reviews

    SHIPPPING NOTE:  This item will ship via Freight.  Once the freight truck arrives, you MUST inspect the contents completely before...

  • Bashsea 60x15x16" Royal Signature Series Sump - BLUE & BLACK - Includes Freight
    $1,149.00
    No reviews

    SHIPPPING NOTE:  This item will ship via Freight.  Once the freight truck arrives, you MUST inspect the contents completely before...

  • Bashsea 48x15x16" Ferrari Signature Series Sump GEN 2 - RED & Black
    $999.00
    No reviews

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

  • Bashsea 48x15x16" Royal Signature Series Sump GEN 2 - BLUE & BLACK
    $999.00
    No reviews

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

  • Bashsea 36x15x16" Ferrari Signature Series Sump - RED & Black
    $559.00
    No reviews

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

  • Bashsea 36x15x16" Royal Signature Series Sump - Black & BLUE
    $559.00
    No reviews

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

  • Bashsea 30x15x16" Ferrari Signature Series Sump - Black & Red
    $499.00
    No reviews

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

  • Bashsea 30x15x16" Royal Signature Series Sump - Black & Blue
    $499.00
    No reviews

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

  • Bashsea 48x18x16" Bio-Fuge Sump - BLUE
    $749.00
    No reviews

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

  • Bashsea 30x10x14" Bio-Fuge Sump - BLUE
    $349.00
    No reviews

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

  • Bashsea 20x20x16" CUBE Signature Series Sump - BLACK & WHITE
    $429.00
    No reviews

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

  • Aqua Ultraviolet 80 WATT Classic UV Sterilizer - 2" in/out
    $1,098.37
    No reviews

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

  • Aqua Ultraviolet 25 WATT Classic UV Sterilizer - 2" in/out
    $439.71
    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
    $274.99
    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...

  • Nyos Torq 0.75 G2 Body
    $79.00

    OUT OF STOCK

    No reviews

    TORQ G2 SYSTEM REACTOR FOR FILTER MEDIA   The Nyos TORQ is an innovative high-performance system reactor in a modular...

  • IceCap Large External Pro Algae Scrubber
    $698.49
    No reviews

    Fight Algae with Algae... Naturally IceCap PRO External Turf Scrubbers use algae as a natural water filter to remove nitrate,...

  • Seaside Aquatics Dual Co2 Regular
    $139.99
    No reviews

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

  • Reef Octopus CO2 Top Cover 12"
    $56.09
    No reviews

    A Perfect Lid for a Perfect Fit This special lid is designed to precisely fit a range of Reef Octopus...

  • Reef Octopus CO2 Top Cover 4"
    $34.09
    No reviews

    A Perfect Lid for a Perfect Fit This special lid is designed to precisely fit a range of Reef Octopus...

  • Two Little Fishes NPX Adaptor for Reactor 550
    $20.09
    No reviews

    Two Little Fishes NPX Adaptor for Reactor 550(reactor sold separately)   Capacity Use with up to a maximum of 1000...

  • Two Little Fishes NPX Adaptor for Reactor 150
    $18.15
    No reviews

    Two Little Fishes NPX Adaptor for Reactor 150   Capacity Use with up to a maximum of 400 ml NPX...

  • IceCap Turf Scrubber Pro Large
    $698.49
    No reviews

    Fight Algae with Algae... Naturally IceCap PRO Internal Turf Scrubbers use algae as a natural water filter to remove nitrate,...

  • Pax Bellum C36 chamber liner
    $29.99 $40.00
    No reviews

    Add a liner to your chamber to make cleaning easier while maintaining the light reflectivity of your chamber walls for...

  • Pax Bellum C30 diffuser disc 3pk
    $29.99 $45.00
    No reviews

    The Pax Bellum c30 diffuser disc 3pk is a replacement component for the c30 ARID reactor consisting of 3 diffuser...

  • Pax Bellum C36 light sleeve
    $29.99 $40.00
    No reviews

    Pax Bellum Light Tube for the ARID C36 (36 and 30 pictured).

  • Pax Bellum C30 light sleeve
    $26.99 $35.00
    No reviews

    Pax Bellum Light Tube for the ARID C30 (30 and 36 pictured)

  • Pax Bellum C36 Calcium Reactor Feed & Injection Assembly
    $84.99 $120.00
    No reviews

    c36 Ca Feed & Injection Assembly    Use the ARID with a Calcium Reactor. The Ca injection assembly (Ca Reactor...

  • 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 6" - LR150
    $584.42
    No reviews

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

  • American Marine Pinpoint Co2 Regulator Kit
    $149.00
    No reviews

    The PINPOINT CO2 Regulator Kit is now available. This is a high end regulator/solenoid engineered specifically for the aquarium hobby...

  • Reef Octopus 4" MF2000 Advanced Media Reactor
    $258.49
    No reviews

    MF 2000 Advanced Media Reactor Dim: 5.5″ x 5.5″ | Body Diameter: 4"″ | Height: 21.75″ Great for activated carbon,...

  • Bashsea 36x15x16" Tuxedo Signature Series Sump GEN 2 - BLACK & WHITE
    $559.00
    No reviews

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

  • 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 Ruby Sump 20x20 cube
    $341.24 $454.99
    No reviews

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

  • Trigger Systems Crystal Sump 18x18 cube
    $262.49 $349.99

    OUT OF STOCK

    No reviews

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

  • Trigger Systems Ruby Sump 36x15x16
    $352.49 $469.99
    No reviews

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

  • Eshopps Large Replacement U-Tube 1 1/2"
    $9.98

    OUT OF STOCK

    No reviews

    Eshopps Large Replacement U-Tube 1 1/2

  • IceCap AIO Skimmer Mag-Mount Bracket
    $27.49
    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...

  • IceCap 2.5L HOB Waste Collector
    $120.99
    No reviews

    Eliminate smelly skimmate build-ups and prevent skimmer overflows with this 3-in-one device. It collects large amounts of skimmate, controls strong...

  • 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...

  • TMC Reef Skim 2.0 500 DC Protein Skimmer
    $224.99
    No reviews

    The TMC Reef Skim 2.0 500 DC Protein Skimmer is a high-performance device designed for efficient and quiet operation in...

  • AquaReady NF-1 Internal Nano Protein Skimmer
    $134.99
    No reviews

    Simplify Nano Skimming, Maximize Results   Effortless Installation - Magnetically Mounted Powered by a Modified Sicce Syncra Nano Pump Ideal...

  • Red Sea REEFER Skimmer 300 DC Pump Upgrade Kit
    $250.00
    No reviews

    Upgrade Kit If you own a regular AC pump REEFER Skimmer, you can turn it into a smart DC skimmer...

  • AutoAqua Smart Skimmer Security
    $71.99

    OUT OF STOCK

    No reviews

    AutoAqua's Smart Skimmer Security prevents protein simmer from overflowing. Magnetically coupled optical sensor mounts up to smooth surfaces 1/2 inch...

  • Icecap K3-250HOB Round Skimmer
    $362.99
    No reviews

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

  • Icecap K3-150HOB Skimmer
    $329.99
    No reviews

    IceCap K3 150HOB Protein Skimmer Convenient and Function Design The IceCap K3 150HOB Protein Skimmer is a compact hang-on-back protein...

  • Icecap K1 Neo Skimmer
    $65.99
    No reviews

    ULTRA Compact Protein Skimmer The IceCap K1 NEO is an ultra-compact skimmer that offers a new level of refined filtration...