Sedra 3500 with modified needle-wheel impeller. Use with ASM G-1X & G2 Skimmer.

ATI Cooling Fan for Powermodule complete with fan guard. Compatible with ATI Powermodule and ATI Dimmable Powermodule.

ATI Cooling Fan for SunPower complete with fan guard. Meausre your fan guard to ensure this is the correct fan...

Replacement gasket for 3/4" Bulkhead

Bulkhead Strainer Threaded

Heavy Duty Schedule 80 Bulkhead. Note, approx hole size is listed in description. That is the size hole that the...

Bulkhead Strainer Threaded

  Flatworm Control Flatworm Control is an exceptionally fast and effective treatment for controlling Flatworms in saltwater aquariums.  Flatworm Control...

LEAR FX PRO is the most advanced all-in-one filtration media available on the market. Our cutting edge technology is compatible...

Can add the designated Quantity of element automatically with different time-section interactive interface parameter settings Can manage up to 11...

Overview: Highly-effective alkalinity(KH)-increasing ("buffer") solution. Helps increase pH stability in an aquarium by raising the alkalinity. Provides a source of...

Overview • Helps maintain a balanced nutrient-limited marine aquarium by enabling the hobbyist to enhance the rate of microbial growth...

Overview: Highly-concentrated, extended activity iodide solution. Provides iodide, which is important to hermatypic corals and other invertebrates harboring zooxanthellae, macroalgae,...

Overview Contains calcium, strontium, and magnesium in the same ionic ratios found in aragonite. This unique feature increases the usefulness...

Overview • Suspension of particulate, microencapsulated marine proteins, lipids, and carbohydrates fortified with complex and free-form amino and fatty acids,...

Overview: Provides phytoplankton ranging in size from 8 - 20

Overview: Provides phytoplankton ranging in size from 4 - 10

Overview • Unique complex that replaces trace and minorelements used by fishes, corals, and other invertebrates, and which are lost...

Overview Provides zooplankton ranging in size from 500 - 1,000

ARM" - A complete reactor media containing not only calcium and carbonate, but essential trace elements as well. In fact,...

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

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

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

In-sump skimmer rated for aquariums up to 130 Gallons Footprint: 10.4″ x 7″ | Body Diameter: 5″ | Height: 19.75″...

Rated for Aquariums up to 210 Gallons Footprint: 12.4″ x 8.7″ | Body Diameter: 6″ | Height: 22″ Powered by:...

Rated for Aquariums up to 250 Gallons   Footprint: 14.6″ x 10.25″ | Body Diameter: 8″ | Height: 24″  Powered...

Male Adaptor Mipt x Reducing Insert 1/2

1 inch Compact Ball Valve - DURA - Thread x Thread

Obvious ideas often are the best ones. For example, the aquarium heater as a rod. The heating rod is simply...

No room for a quality protein skimmer? Think again. The Eshopps Nano Skimmer has a small footprint of just 4...

Eshopps’ Flex Hose is excellent for use as a drain hose in sumps, wet/dry filters or other aquarium applications.  ...

7 1/2 x 9 x 1/4 in (6 pack)

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

11 x 11 3/4 x 1/4 in (6 pack)

Note: 295ml picturedWhether you

G.A. Murdock offers the largest selection of polypropylene quick-connect fittings and valves on the market. These products are designed for...

External Flow Restrictor for 100 GPD RO

The HI731321 are the replacement glass cuvettes used with the HI7XX Checker HC colorimeters and the HI832XX benchtop photometers. Each...

Stop struggling to get accurate results for your saltwater aquarium with our simple handheld colorimeter. Our nitrite colorimeter fills the...

The HI764-25 are high quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their...

The HI93713-01 are reagents for the colorimetric determination of phosphate. There are enough reagents for 100 tests to be used...

The HI96822 is a rugged, portable digital refractometer designed for the measurement of salinity of natural or artificial seawater. The...

Iwaki MD100R  1" in/out 1/3rd HP 2136gph Max Flow 39' Max Head Note: Includes 1 meter power cord, but you will...

Note: Includes 1 meter power cord, but you will need to purchase a grounded plug to wire onto it. Magnetic...

Note: Includes 1 meter power cord, but you will need to purchase a grounded plug to wire onto it. Magnetic Drive...

Water temperature is an important factor in keeping tank inhabitants healthy. JBJ floating glass thermometer sticks on the inside of...

Advanced Features Titanium “Helix” Heat Exchanger   Unique titanium coil design allows for maximum contact exposure. The absolute best element...