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  • 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...

  • Lifegard High Output Amalgam Germicidal UV Bulb-55 Watts
    $69.47 $86.84
    No reviews

    Lifegard High Output Amalgam Germicidal Replacement UV Bulb - 55 Watts

  • Klir Automatic Drop-In Filter Roller V2 - 7"
    $318.99
    No reviews

    The Klir Di-7 Fleece Filter helps clean an aquarium by physically capturing waste and removing unwanted particles from the water....

  • Seachem Filter Sock - 100 micron 4x12"
    $6.17 $7.71
    No reviews

    Filter socks are a critical component in maintaining water quality in aquariums. They remove suspended debris and detritus, which often...

  • Aqua Ultraviolet Classic 40 Watt Unit - 3/4" Black
    $635.13
    No reviews

    Classic Series – Classic Series Sterilizers are perfect for both experienced and non-experienced end users. Ultraviolet light sanitization is versatile...

  • IceCap 40w High Output UV Sterilizer
    $307.99
    No reviews

    IceCap Ultraviolet Light for Clarifying Aquatic Environments The IceCap UV sterilizer can be used on saltwater, freshwater, and ponds to...

  • Eshopps Cliff Hanger Rectangular
    $79.18 $98.98
    No reviews

    The ESHOPPS Cliff Hanger 4” and R Filter Sock holder is the most innovative way to add mechanical filtration to...

  • Eshopps Cliff Hanger 4"
    $71.98 $89.98
    No reviews

    The ESHOPPS Cliff Hanger 4” and R Filter Sock holder is the most innovative way to add mechanical filtration to...

  • Seachem Zip Bag Medium Mesh 12.5 x 5.5 (inches)
    $2.54 $3.17
    No reviews

    Medium-mesh filter bag with zipper Ideal for intermediate to large sized media Corrosion-proof zipper 32 cm x 14 cm (12.5”...

  • Innovative Marine 200 Micron Filter Sock - Desktop Size
    $6.66 $8.33
    No reviews

    200 Micron Water Polishing Filter Socks           Instantly improve your water quality with our all new...

  • Eshopps RS-75 4th Gen Reef Sump
    $215.98 $269.98
    No reviews

    An excellent choice for the introductory level Aquarist. Large open area for Protein Skimmer use as well as a spacious...

  • A20015 Aqua Ultraviolet UV 15W Replacement Lamp
    $76.18
    No reviews

    Aqua Ultraviolet has the longest lamp life on the market with 14 months of continuous use. The Lamps are designed...

  • Aqua Ultraviolet Mounting Clip with Grip Hold
    $17.55
    No reviews

    1 x Aqua Ultraviolet Mounting Clip with Grip Hold

  • Aqua Ultraviolet 57 WATT Classic UV Sterilizer - 2" in/out
    $685.98
    No reviews

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

  • Sicce HANG ON AQUA FILTRA 40
    $64.99
    No reviews

    The Sicce AQUA FILTRA filter is an excellent choice for ensuring your aquarium water remains clear, healthy, and well-balanced while...

  • Sicce HANG ON AQUA FILTRA 20
    $54.99
    No reviews

    The Sicce AQUA FILTRA filter is an excellent choice for ensuring your aquarium water remains clear, healthy, and well-balanced while...

  • TMC Vecton titanuv Titan 550
    $190.39 $223.99

    OUT OF STOCK

    No reviews

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

  • Sicce Shark Pro Nano 250 Internal Filter
    $34.99
    No reviews

    Shark PRO NANO  Having adequate filters for a small size aquarium is crucial to keep the livestock healthy. With the...

  • Eshopps High Flow Nano Filter Media Cup
    $23.98 $29.98
    No reviews

    It takes thoughtful planning, attention to detail, and patience to create an environment where fish and other aquatic life flourish. ...

  • Trigger Systems TITANIUM 10 Gallon ATO
    $314.99

    OUT OF STOCK

    No reviews

    Trigger Systems Titanium ATOs are one of the best looking ATOs on the market. They match perfectly to the Titanium...

  • Trigger Systems TITANIUM Fleece Kit 10"
    $399.99

    OUT OF STOCK

    No reviews

    FLEECE ROLLER The Titanium sumps can have a fleece roller added. The fleece roller uses the new motor controller with...

  • Eshopps Nano Filter Sock - 300 Microns 2.75 x 10"
    $9.58 $11.98
    No reviews

    With ESHOPPS proven highest quality Filter Sock, now comes our Nano Filter Sock. With the same durability and performance as...

  • Seachem Filter Sock - 200 micron 7x16"
    $8.05 $10.06

    OUT OF STOCK

    No reviews

    Filter socks are a critical component in maintaining water quality in aquariums. They remove suspended debris and detritus, which often...

  • Ozotech DI Air Dryer 2.0
    $134.99
    No reviews

    DI-Air Dryer 2.0 The DI-Air Dryer is a small affordable air dryer designed to change colors when the desiccant media...

  • Eshopps 1" U-Tube for Nano Overflow
    $9.58 $11.98
    No reviews

    Eshopps 1" U-Tube for Nano Overflow

  • Red Sea Media bag 25X14cm (10 X 5.5) - 2pck
    $8.95
    No reviews

    Red Sea Media bag 25X14cm (10 X 5.5) - 2pck The high quality draw-string nylon media bag supplied with our...

  • Poseidon 400 Ozone Generator
    $725.00
    No reviews

    Poseidon Series Ozone Generators When it comes to ozone reactors the Poseidon is a class leader by constantly outperforming its...

  • Eshopps Prodigy L
    $159.98 $199.98
    No reviews

    The Prodigy by ESHOPPS is a new addition to the Color Series that combines Innovation and Creativity at its core....

  • Trigger Systems Platinum Fleece Roll 8"
    $34.49
    No reviews

    Trigger Systems REPLACEMENT Platinum Fleece Roll 8"

  • Bashsea Smart Series 30x15x16 Sump - BLUE
    $429.00

    OUT OF STOCK

    No reviews

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

  • Klir 4" Flow-Diverting Cap
    $20.89
    No reviews

    Klir 4" Flow-Diverting Cap   Diverter Cap Works With Multiple 4in Sock Sumps   This optional Klir Flow Diverter to...

  • ClariSea SK-5000 Gen 3 Automatic Filter System
    $445.00
    No reviews

    Clarisea Aquarium Filter Roller The ClariSea fleece filter is a high efficiency water filtration system which effectively removes suspended particles...

  • AQUA GADGET - Aquashield UV 11W - Midsize
    $64.00 $80.00
    No reviews

    Your First Line of Defense Cloudy water, Algae and parasites lead to the frustration of many hobbyists. The main reason...

  • Bashsea 24x10x14" Bio-Fuge Sump - BLUE
    $289.00
    No reviews

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

  • Bashsea 30x14x16" Bio-Fuge Sump - BLUE
    $399.00
    No reviews

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

  • Premium Aquatics 200 Micron Mesh Filter Sock - 4” x 8” with Plastic Ring
    $5.59 $6.99
    No reviews

    NOTE, picture is 14", this product is the shorter 8" bag with 4" ring   Premium Aquatics 200 Micron Mesh...

  • Tunze Comline Multifilter 3168
    $199.99
    No reviews

    Comline® Multifilter 3168   Recommended for fresh and sea water, depending on the tank load from 200 to 500 liters...

  • Innovative Marine 200 Micron Filter Sock - Midsize
    $7.20 $9.00
    No reviews

    200 Micron Water Polishing Filter Socks           Instantly improve your water quality with our all new...

  • 3/16" x 5/16" Ozone Safe Tubing - per foot
    $2.49
    No reviews

    3/16" x 5/16" Ozone Safe Tubing - per foot

  • Eshopps Power Flow 1200 Overflow Box
    $127.98 $159.98
    No reviews

    New to ESHOPPS Color Series Oceana Class, POWER FLOW overflow box. POWER FLOW overflow box effectively transports aquarium water to...

  • EcoSystem Aquarium Miracle Mud - 5 lbs - SALTWATER
    $31.99 $39.99
    No reviews

    Miracle Mud is a product of EcoSystem Aquarium. Miracle Mud is comprised of up to 80% oceanic mud, harvested from...

  • A10040 Aqua Ultraviolet 40WATT Quartz Sleeve
    $85.95
    No reviews

    We use only the highest quality hard quartz that allows for 99.9% UV transmittance rates. The quartz sleeve protects the...

  • A00067 Aqua ULtraviolet 57watt 3/4" w/wiper
    $399.99 $664.90

    OUT OF STOCK

    No reviews

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

  • Aqua Ultraviolet 57 WATT Classic UV Sterilizer - 3/4" in/out
    $691.77
    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 - 3/4"
    $449.48
    No reviews

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

  • A00114 Aqua Ultraviolet 114 Watt 2 inch UV Sterilizer
    $1,332.88
    No reviews

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

  • Sicce HANG ON AQUA FILTRA 10
    $44.99
    No reviews

    The Sicce AQUA FILTRA filter is an excellent choice for ensuring your aquarium water remains clear, healthy, and well-balanced while...

  • IceCap In-Sump 18w UV Sterilizer
    $234.00
    No reviews

    Ultraviolet Light Aquarium Water Clarification Made Simple The IceCap UV In-Sump Sterilizer helps keep your aquarium healthy by reducing the...

  • AA Aquarium Mini 3watt GKM UV Filter
    $39.99 $49.99
    No reviews

    Turn Green water into Clear water in days with GKM!   Ultraviolet technology is a proven method that uses short...

  • Lifegard Aquatics Replacement Sterilizer Ballast - 55,90, or 120w
    $167.06 $208.83
    No reviews

    Replacement BALLAST FOR 3" or 5" Diameter - Amalgam Germicidal UV Sterilizer - 55, 90, 120 Watts

  • Sicce UV-C Clarifier 13W Aquarium
    $169.99
    No reviews

    UV-C Clarifier is fully submersible (IP68). It can be immersed directly in the pond or aquarium sump. Has a safety...

  • Aqua Ultraviolet 40 Watt Inline Transformer - Black
    $204.93
    No reviews

    Aqua Ultraviolet Replacement 40 Watt Inline Transformer - Black