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    …will be the most responsive to feeding. Tropic Marin believes in offering a natural wealth of plankton, like Zooton to corals when the lights are out to have the best results.    Instructions: Add 1 level measuring spoon twice a day, for every 200 to 500 liters (50 to 150 gallons) of aquarium water.…

    $10.06

    …clean and fill pump system to connect to any standard faucet. Male Brass Adapter 13/16" X 27 - Adapts non-standard faucets, allowing them to connect to the No Spill Clean and Fill system. Female Brass Adapter 3/4" X 27 - Adapts non-standard faucets, allowing them to connect to the No Spill Clean and…

    Starting at:
    $3.99

    …bacteria that work in harmony to combat water discoloration and odors. Six Sizes Available: 4oz (treats up to 240 gallons) 8oz (treats up to 480 gallons) 16oz (treats up to 960 gallons) 32oz (treats up to 1920 gallons) 64oz (treats up to 3840 gallons) 128oz (treats up to 7680 gallons)   There are…

    Starting at:
    $16.99

    Redesigned with a black acrylic backing to prevent light from transferring to the main aquarium. A powerhead and unique baffle system prevent substrate and organisms from being disturbed yet allow enough water to flow through to eliminate any stagnant areas.   AquaFuge2 - Large Includes Powerhead…

    $139.99

    to 70.0 ppt (g/L) 0.0 to 70.0 PSU 1.000 to 1.041 S.G. Resolution 0.1 ppt (g/L) 0.1 PSU 0.001 Accuracy (@25ºC/77ºF) ±1 ppt for 0.0 to 40.0 ppt (±2 ppt for readings over 40.0 ppt) ±1 PSU for 0.0 to 40.0 PSU (±2 PSU for readings over 40.0 PSU) ±0.001 S.G.   Temperature Range - 0.0 to 50.0°C (32.0 to

    $69.00

    …they have won us over with their attention to detail, practical designs and overall aesthetic appeal. With the ability to modify the sump to your needs with adjustable water levels, interchangeable plates , tube holders, probe holders, and enough room to put equipment where ever you need it. Emerald…

    $334.99

    …they have won us over with their attention to detail, practical designs and overall aesthetic appeal. With the ability to modify the sump to your needs with adjustable water levels, interchangeable plates , tube holders, probe holders, and enough room to put equipment where ever you need it. Emerald…

    $439.99

    …you may need to purchase extension magnets. Tunze has external extension magnets available that work for all of their stream and nano stream pumps. That will allow them to couple to thicker aquariums than originally rated for.   6205.501 Magnet Extension Increases Stream Pumps to 3/4" Glass or…

    $63.32

    …they have won us over with their attention to detail, practical designs and overall aesthetic appeal. With the ability to modify the sump to your needs with adjustable water levels, interchangeable plates , tube holders, probe holders, and enough room to put equipment where ever you need it. Emerald…

    $399.99

    …for Reef Tanks up to 500 Gallons! Algae turf scrubbers are starting to become a more common method of nutrient control, but finding an ATS that works with your setup can be challenging. Not only does it need to be properly sized to handle the bioload, but it also needs to be easily serviceable.…

    $1,299.00

    The Tunze Nanostream rock is one of the accessories that make Tunze pumps so easy to work with. Primarily used to hide Tunze Nanostream powerheads but can be used to position a pump on the bottom of a tank. Made of white ceramic stone and suitable for fresh or saltwater applications. Works with…

    $54.12

    Tunze Stream Rock is one of the accessories that makes Tunze pumps so easy with which to work. Primarily used to hide Tunze Stream powerheads but can be used to position a pump on the bottom of a tank. Made of white ceramic stone and suitable for fresh or salt water applications. Works with all…

    $79.06

    Recommended for aquariums: 106 to 370 Gal. Operating depth: 255 to 285mm (10 to 11 in.). Power Usage: 26W at 24V, Power supply unit: 100-240V / 50-60Hz, Dimensions with Magnet Holder:  L 5.5 x W 4.3 x H 12 in. Tank Thickness: 19mm (3/4").

    $357.06

    Magnets can be used for a wide variety of applications. The N52 replacement magnets are designed to work with the ocean wonders N52 frag rack, but can be used for many different applications from DIY frag racks to magnet cleaners.

    $12.99

    Easily test the magnesium level in your tank. Trusted by discerning reefers for years, Salifert Test Kits feature some of the easiest to read results available to each testing method. The Salifert Magnesium Test Kit contains 50 tests.

    $19.61

    Easily test the iodine level in your tank. Trusted by discerning reefers for years, Salifert Test Kits feature some of the easiest to read results available to each testing method. The Salifert Iodine Test Kit contains 40 tests.

    $29.30

    Easily test the nitrate level in your tank. Trusted by discerning reefers for years, Salifert Test Kits feature some of the easiest to read results available to each testing method. The Salifert Nitrate Test Kit contains 60 tests.

    $17.37

    Easily test the nitrite level in your tank. Trusted by discerning reefers for years, Salifert Test Kits feature some of the easiest to read results available to each testing method. The Salifert Nitrite Test Kit contains 60 tests.

    $11.86

    Easily test the phosphate level in your tank. Trusted by discerning reefers for years, Salifert Test Kits feature some of the easiest to read results available to each testing method. The Salifert Phosphate Test Kit contains 60 tests.

    $19.61

    Easily test the strontium level in your tank. Trusted by discerning reefers for years, Salifert Test Kits feature some of the easiest to read results available to each testing method. The Salifert Strontium Test Kit contains 25 tests.

    $33.18

    Trusted by discerning reefers for years, Salifert Test Kits feature some of the easiest to read results available to each testing method. The Salifert Silicate Test Kit contains 60 tests.

    $16.21

    CPR's Aquarium Inflow Kit contains everything you need other than a pump to return water to your tank. Kit includes: 9" x 3/4" J-Tube 4 feet of 3/4" ID Tubing 2 plastic hose clamps

    $18.99

    CPR's Aquarium Inflow Kit contains everything you need other than a pump to return water to your tank. Kit includes: 3/4" Return Jet 4 feet of 3/4" ID Tubing 1 plastic hose clamp

    $19.99

    …be away from valve.Insert brass insert into tubing end.Tighten compression nut to valve to attach tubing. Do not over tighten.Slowly turn valve handle clockwise to pierce pipe. Turn it all the way. This is the "OFF" position.Back the valve handle out to open.Turn on water supply and check for leaks.

    Starting at:
    $7.99

    Use these gaskets to replace the existing gasket in your ABS bulkhead. Available for bulkhead sizes 1/2", 3/4", 1", 1 1/2" and 2" (Sizes are nominal sizes that refer to the bulkhead size, not the measurement of the gasket).

    Starting at:
    $2.99

    Silica gel beads for Ozone Air Dryers. Starts blue and turns pink when saturated. Bake in oven at at 300° F for 3 hours to recharge to blue. 1.5lbs DI Air Dryer Media (Desiccant).

    Starting at:
    $24.99

    Now you can connect your seneye device to your PC, or power adaptor, up to 5m from your aquarium and enjoy error-free data transmissions. The Hi-Speed USB 2.0 Extension Cable helps you achieve maximum performance from your seneye USB device.

    $25.99

    If you have 3 Tunze pumps that are controlled by the 7090.050 controller this cable will allow you to hook up all three pumps to be controlled by a single 7090 controller with the addition of the 7092.300 connecting cable.

    $19.14

    …A great additive to freshwater dips Vitamins to help fight lateral line erosion Chelating agent to detoxify heavy metals Reduces stress during water changes Ideal for acclimation and new fish additions   Two Sizes Available:  4oz - Treats up to 240 Gallons 16oz - Treats up to 960 Gallons   Dosing…

    Starting at:
    $10.59

    Check valves only allow water to flow one direction. 1/8" Male NPT x 1/4" Push Connect elbow check valves are typically used on the product water output of RO membrane housings to protect from back pressure and allow auto shut off valves to operate correctly.

    $3.99

    …Features Easier to use and more accurate than chemical test kits Large, easy to read digits Auto shut-off Dedicated to a single parameter Designed to work with HANNA's reagents Uses 10 mL glass cuvettes Small Size, Big Convenience Fits in the palm of your hand   Specifications Range: 0 to 500 ppm…

    $49.95

    …fish will start to become more vibrant and rich due to their want to consume the food but will also have an easier time digesting it as well.    It is recommended to supplement fish food with Lipo-Garlic at 5-10% of dry matter. This corresponds to the addition of 5 to 10 drops to a teaspoon (5 ml)…

    $28.48