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  • Bashsea 14x14x15" MANO Signature Series Sump - BLACK & BLUE
    $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 Signature Series 10 Gallon ATO Container - BLUE
    $229.99
    No reviews

    Bashsea Signature Series 10 Gallon ATO Container - BLUE Dimension: 10 x 15 x 16"

  • Trigger Systems Sapphire Sump - 34"
    $559.99
    No reviews

    The Sapphire series is identical to the Emerald series except that it comes in a limited edition Sapphire blue color....

  • Trigger Systems Sapphire Sump - 39"
    $689.99

    OUT OF STOCK

    No reviews

      Dimensions: 39″ long x 16″ wide x 15″ high Skimmer Section: 14″ x 15.5″ Center/Refugium Section: 10.5″ x 15.5″...

  • Trigger Systems Sapphire Cube Sump - 20"
    $509.99
    No reviews

    The Sapphire series is identical to the Emerald series except that it comes in a limited edition Sapphire blue color....

  • Trigger Systems Sapphire ATO - 5 Gallon
    $144.99
    No reviews

    5 Gallon Dimensions: 6″ long x 14″ wide x 15″ tall 10 Gallon Dimensions: 10″ long x 16″ wide x...

  • Trigger Systems Triton Sump 44 x 16 x 15"
    $714.99

    OUT OF STOCK

    No reviews

    Dimensions: 44″ long x 16″ wide x 15″ high Refugium Section: 22″ x 15.5″ (~20 gallons) Skimmer Section: 9.5″ x...

  • Bashsea Smart Series 30x18x16 Sump - WHITE
    $559.99

    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...

  • Bashsea Smart Series 5 Gallon ATO Container - Grey & White
    $174.99
    No reviews

    PLEASE NOTE: Blue trim color option pictured. Check title/description for actual color. Bashsea Smart Series 5 Gallon ATO Container -...

  • Bashsea Smart Series 5 Gallon ATO Container - Grey & Blue
    $174.99
    No reviews

    PLEASE NOTE: Blue trim color option pictured. Check title/description for actual color. Bashsea Smart Series 5 Gallon ATO Container -...

  • Trigger Systems Platinum Sump - 26x13
    $1,089.99

    OUT OF STOCK

    No reviews

    We have been testing our PLATINUM series for over a year and a half to make sure we have a...

  • Eshopps AF-100 Alpha Sump
    $439.98

    OUT OF STOCK

    No reviews

    Be Confident with ESHOPPS ALPHA-CLASS, ALPHA-FUGE Refugium designed for the Advanced Hobbyist incorporating ESHOPPS unique Triple Water Channel Design and...

  • Eshopps AF-200 Alpha Sump Gen 4
    $574.98

    OUT OF STOCK

    No reviews

    Be Confident with ESHOPPS ALPHA-CLASS, ALPHA-FUGE Refugium designed for the Advanced Hobbyist incorporating ESHOPPS unique Triple Water Channel Design and...

  • Eshopps AR-300 Aqua Fuge Refugium 4th Gen
    $529.98

    OUT OF STOCK

    No reviews

    Celebrate Creativity with ESHOPPS, Our 4 th Generation AQUA-FUGE which features a NEW Creative & Innovative design. Featuring ESHOPPS unique...

  • Red Sea Tank Net Screen - Hanging Clips
    $8.95
    No reviews

    Net Cover hangers | Item code R42087    Additional hangers for increased support   Hanger (C) – 4

  • Bashsea 36x18x16" Pro Sump - White/Black
    $779.99
    No reviews

    Bashsea 36" Pro Sump - White/Black Filter roller not included.   Perfect to utilize a Roller Filter Mat in the first...

  • Eshopps Dosemate 3 - Dosing Container 3x2 L
    $149.98
    No reviews

    DOSEMATE will complete your auto-dosing needs by securely holding your dosing minerals, nutrients, and other solution to make sure a...

  • Kreisel 10 Jellyfish Aquarium
    $219.99
    No reviews

    The TMC Kreisel 10 is the ideal aquarium to display jellyfish. They are simplistic displays by nature as decorations are...

  • IceCap 39 Reef Sump v2
    $749.00
    No reviews

    Versatile. Spacious. Accessible Filtration. The IceCap 39 Reef Sump V2 was developed and built around the requirements of a modern-day...

  • Barracuda 4 Stage RO/DI System 100gpd
    $215.78
    No reviews

    Features  - Hand-built in the USA by AquaFX!  - 0 TDS Water! Zero Phosphate, Ultra Pure Laboratory Grade Water Purifier ...

  • Dolphin 3 Stage RO System 50gpd
    $141.60
    No reviews

    Ideal for Fresh Water, Fish Only Tanks, Planted Tanks, Drinking and more!   Features  - Hand-built in the USA by...

  • MAKO 5 Stage RO/DI System 200gpd
    $441.37
    No reviews

    AquaFX Mako Reverse Osmosis Deionization System Great for Laboratories.     The Mako is the big brother of the Barracuda and...

  • Uniseal 1/2"
    $2.39
    No reviews

    Will seal on the horizontal  as well as the vertical   UNISEALr Simply The World's Best Seal Long Life Easy...

  • 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....

  • A00120 Aqua Ultraviolet 120WATT
    $1,655.33
    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 40 WATT Classic UV Sterilizer - 3/4" in/out
    $635.13
    No reviews

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

  • Aqua Ultraviolet Advantage 2000 UV Sterilizer (8 Watt) With Hanger
    $216.78
    No reviews

      The Advantage Series is ideal for small ponds, aquariums, and water features. Advantage UV’s are slim, lightweight units designed...

  • Aqua Ultraviolet 25 watt Replacement Transformer - A30024
    $155.53
    No reviews

    AquaUV 25 watt Replacement Transformer - A30024 Compatible with the majority of the Classic Series UV Sterilizers

  • ARP175251 1" Strainer Threaded
    $6.95
    No reviews

    Bulkhead Strainer Threaded

  • Brightwell Aquatics CoralAmino - 30ml
    $21.10
    No reviews

    Overview Complex of free-form amino acids in the same ratios found within tissues of stony corals. Beneficial to all corals...

  • Brightwell Aquatics PhytoGold-M - Golden Phytoplankton (Medi
    $13.13
    No reviews

    Overview: Provides phytoplankton ranging in size from 8 - 20

  • Boyd's Chemi-Pure 10 OZ (16705-4)
    $11.53
    No reviews

    Chemi-pure is the original ion filter medium in a nylon bag. Chemi-pure produces constant results that make it easier to...

  • Water Blaster HY-10000 Pump
    $461.99
    No reviews

    Reef Octopus Water Blaster Circulation Pump The Water Blaster pumps are based off the same design as the popular Bubble...

  • Bubble Blaster HY-3000 Pump
    $386.91

    OUT OF STOCK

    No reviews

    FEATURES Low Wattage Low Heat High Air Intake Nearly Silent Submersible or External Digital Circuit Board Silicon Nitride Shaft &...

  • Reef Octopus 4" 90 HOB with OTP1000 pump
    $375.36
    No reviews

    Classic 90 HOB Protein Skimmer SKU: CLSC-90HOB Be the first to review this product Footprint: 7.5″ x 7.5″ | Body...

  • Octopus Classic 110ext Recirculating Protein Skimmer
    $400.77
    No reviews

    Rated for Aquariums up to 130 Gallons Footprint: 10.4″ x 9.25″ | Body Diameter: 5″ | Height: 22.8″  Powered by:...

  • DURA PVC Valve - S1-010G - 1 inch Compact Ball Valve - Gray
    $16.19

    OUT OF STOCK

    No reviews

    1 inch Compact Ball Valve - DURA - Slip x Slip

  • DURA 1/2" True Union Ball Valve
    $28.99
    No reviews

    True Union Ball Valve Comes with slip AND threaded fittings!

  • DURA 3/4" True Union Ball Valve
    $49.99
    No reviews

    True Union Ball Valve Comes with slip AND threaded fittings!

  • Sustainable Aquatic's (DT'S) Premium Reef Blend 124 OZ *DROPSHIP*
    $139.99
    No reviews

    Please note:  Sustainable Aquatic's is a refridgerated item, so it will need to be delivered within a 2 day time...

  • Eshopps Filter Pad-WD100 (6 pack)
    $17.98
    No reviews

    11 x 7 1/2 x 1/4 in (6 pack)

  • Ball Valve - 1/4 Mur-lok x 1/4 Male NPTF inches
    $4.99
    No reviews

    Ball Valve - 1/4 Mur-lok x 1/4 Male NPTF inches

  • Hanna pHep5 Waterproof pH tester
    $154.99
    No reviews

    Dual Level Display Showing pH & Temp. Rugged, Floating Waterproof Casing Replaceable pH Electrode Featuring an Extendable Junction The waterproof ...

  • JBJ 1/15 HP Arctica Chiller
    $584.84
    No reviews

    Enhancing the Nano Experience JBJ introduces the redesigned, revolutionary MINI Arctica Chiller! Finally, there is a REAL long-term solution for...

  • Lifegard Aquatics Quiet 1 - 800 Replacement Impeller
    $5.04
    No reviews

    Quiet 1 - 800 replaecment impeller

  • Lifegard Aquatics Quiet One Pro 1200 Replacement Impeller
    $5.96
    No reviews

    Lifegard Aquatics Quiet One Pro 1200 Replacement Impeller

  • Danner Mag-Drive Supreme 2 Impeller (#12555)
    $14.49
    No reviews

    Replacement Impeller

  • Danner Mag-Drive Supreme 950 Impeller Version B (#12746)
    $41.99
    No reviews

    MAG 950 IMPELLER ASSEMBLY - Version B