Reactors

These Revolutionary Media Reactors have a fluidizing cone bottom design to help keep the Biopellet media in suspension and evenly disperse the water upwards, without restricting the flow through the unit. These advanced reactor units also includes...

The ultimate maintenance free biological filter. Dimensions: 14.25" x 9" 30" Base Dimensions: 9" x 14.25" Chamber Dimensions: 8" Water Input: 0.75" Air Input: 0.125" or 1/8" Drain" 1" Water Flow Rate: 500 - 700 Gallons Aquarium Size: 350 - 500...

MiniMax Pro Midsize Reactor Replacement Sponges Part Number: 730205 4 Pieces Per Order Fits: MiniMax Pro Midsize Reactor

This option allows a customer to hard plumb a bashsea reactor using a slip fitting instead of a barb fitting.

Replacement O Ring for Two Little Fishies Phosban 550 Reactor

The ultimate maintenance free biological filter. Dimensions: 14.25" x 9" 18" Base Dimensions: 9" x 14.25" Chamber Dimensions: 8" Water Input: 0.75" Air Input: 0.125" or 1/8" Drain" 1" Water Flow Rate: 300 - 400 Gallons Aquarium Size: 150 - 250...

The ultimate maintenance free biological filter. Dimensions: 12.25" x 7.25" 24" Base Dimensions: 7.25" x 12.25" Chamber Dimensions: 6" Water Input: 0.5" Air Input: 0.125" or 1/8" Drain" 1" Water Flow Rate: 250 - 350 Gallons Aquarium Size: 75 -...

Our latest evolution is to take on the meek and humble thumbscrew... often a thorn for hobbyists... and replace it with what can only be described as a massive leap forward. The Patent Pending lever replaces the need for many nylon thumb screws...

The Reef Octopus Algae Reactor is a natural filter which utilizes macroalgae like Chaetomorpha to absorb and remove algae-producing nutrients from your aquarium's water. As macro algae grows, it will consume nutrients in the water. Once you harvest...

Calcium carbonate derived from oolitic aragonite is biogenic (created by living organisms) and naturally re-occurring. Protect the reef by using this superior and sustainable substrate. Add the Marine Accents to any aquarium for spectacular effect. Each...

The IceCap Kalk Mixer is a dedicated reactor for dosing kalkwasser in a safe and controlled matter to supply equal additions of Calcium and Alkalinity to a Reef Aquarium. Kalkwasser dosing is considered one of the best all around methods to...

VarioS CR200 8 inch Calcium Reactor SKU: OCT-CALR200 Footprint: 15.2″ x 10.6″ | Body Diameter: 8″ | Height: 23″ Recirculation Pump: Reef Octopus VarioS 4 Rated for Aquariums up to 500...

MiniMax Pro SMALL Reactor Replacement Sponges Part Number: 7302150 4 Pieces Per Order Fits: MiniMax Pro SMALL Reactor

Rated up to: 240Gallons Holds: 900ml | Dim: 11.82″ x 7.1″ | Body Diameter: Ф5″ | Height: 20″ Feed pump: Aquatrance AQ-1200 Recirculating Churn Motion Fluidizing Biopellet Reactor The Professional...

Use this kit with your Phosban 550 to run Bio Pellets effectively.  Vortex generator for fluidizing NPX BioPlastics and other biopellets in Two Little Fishies Phosban reactors.

These Revolutionary Media Reactors have a fluidizing cone bottom design to help keep the Biopellet media in suspension and evenly disperse the water upwards, without restricting the flow through the unit. These advanced reactor units also includes...

The ultimate maintenance free biological filter. Dimensions: 14.25" x 9" 24" Base Dimensions: 9" x 14.25" Chamber Dimensions: 8" Water Input: 0.75" Air Input: 0.125" or 1/8" Drain" 1" Water Flow Rate: 400 - 550 Gallons Aquarium Size: 200 - 300...

*******THESE REACTORS ARE IN STOCK AND WILL SHIP SAME DAY NEXT DAY - NO NEED TO WAIT FOR THEM TO BE BUILT******* The Super Silent Extreme CR618 SSE will hold 12 pounds of large grain media and is suitable for reef aquariums up to 300 gallons...

*******THESE REACTORS ARE IN STOCK AND WILL SHIP SAME DAY NEXT DAY - NO NEED TO WAIT FOR THEM TO BE BUILT******* The Classic CR618 GEN 3 will hold 12 pounds of large grain media and is suitable for reef aquariums up to 300 gallons...

Our latest evolution is to take on the meek and humble thumbscrew... often a thorn for hobbyists... and replace it with what can only be described as a massive leap forward. The Patent Pending lever replaces the need for many nylon thumb screws...

The Reef Octopus Algae Reactor is a natural filter which utilizes macroalgae like Chaetomorpha to absorb and remove algae-producing nutrients from your aquarium's water. As macro algae grows, it will consume nutrients in the water. Once you harvest...

Rated up to: 250gal Marine / 500gal Freshwater Dim: 4.7" x 4.7" | Body Diameter: 3.5"" | Height: 21"Great for activated carbon, Large GFO, synthetic phosphate removers and other similar medias. Advanced Hobbyist Media Filter Our professional line...

*******THESE REACTORS ARE IN STOCK AND WILL SHIP SAME DAY NEXT DAY - NO NEED TO WAIT FOR THEM TO BE BUILT******* The Super Silent Extreme CR818 SSE will hold 24 pounds of large grain media and is suitable for reef aquariums up to 300-600...

*******THESE REACTORS ARE IN STOCK AND WILL SHIP SAME DAY NEXT DAY - NO NEED TO WAIT FOR THEM TO BE BUILT******* The Super Silent Extreme CR618 SSE will hold 12 pounds of large grain media and is suitable for reef aquariums up to 300 gallons...

The ultimate maintenance free biological filter. Dimensions: 12.25" x 7.25" 30" Base Dimensions: 7.25" x 12.25" Chamber Dimensions: 6" Water Input: 0.5" Air Input: 0.125" or 1/8" Drain" 1" Water Flow Rate: 300 - 400 Gallons Aquarium Size: 125 -...

Rated up to: 375gal Marine / 750gal Freshwater Dim: 5.5" x 5.5" | Body Diameter: 4"" | Height: 21.75"Great for activated carbon, Large GFO, synthetic phosphate removers and other similar medias. Advanced Hobbyist Media Filter Our professional line...

The NEW 2024 GEO Algae Reactor is designed to filter your aquarium water by removing phosphates, nitrates, Co2 and help raise your aquarium pH without the use of artificial media.  This amazing reactor incorporates two external 30 watt CRIMSON LED...

Rated for Aquariums up to 130 Gallons Footprint: 5.5" x 5.5" | Body Diameter: 4" | Height: 27.6"Requires control timer and feed pump Gently mixes your calcium hydroxide Reef Octopus Kalk Stirrer (Nilsen Reactor) carries a high torque low RPM motor...

Boost Filtration & Save Space with Adaptive Reef Perfect for Both Small and Large Aquarium Systems Holds Two Different Media Types Separately in a Single Reactor Choose Between 4" and 5" Models Adjustable Design with Precision Control for...

Calcium carbonate derived from oolitic aragonite is biogenic (created by living organisms) and naturally re-occurring. Protect the reef by using this superior and sustainable substrate. Add the Marine Accents to any aquarium for spectacular effect. Each...

Rated for Aquariums up to 210 Gallons Footprint: 7.68" x 7.68" | Body Diameter: 6" | Height: 26"Requires control timer and feed pump Gently mixes your calcium hydroxide Reef Octopus Kalk Stirrer (Nilsen Reactor) carries a high torque low RPM motor...

The NEW 2024 GEO Algae Reactor is designed to filter your aquarium water by removing phosphates, nitrates, Co2 and help raise your aquarium pH without the use of artificial media.  This amazing reactor incorporates two external 30 watt CRIMSON LED...

*******THESE REACTORS ARE IN STOCK AND WILL SHIP SAME DAY NEXT DAY - NO NEED TO WAIT FOR THEM TO BE BUILT******* This is the latest model GEO Kalkwasser Reactor GEN3. We have made many changes over the years to provide a better product.  We use...

MiniMax Pro Sump Reactor Replacement Sponges Part Number: 730305 4 Pieces Per Order Fits: MiniMax Pro Sump Reactor

*******THESE REACTORS ARE IN STOCK AND WILL SHIP SAME DAY NEXT DAY - NO NEED TO WAIT FOR THEM TO BE BUILT******* This is the latest model GEO Kalkwasser Reactor GEN3. We have made many changes over the years to provide a better product.  We use...

VarioS CR140 5.5 inch Calcium Reactor SKU: OCT-CALR140 Footprint: 12.2″ x 9.1″ | Body Diameter: 5.5″ | Height: 23″ Recirculation Pump: Reef Octopus VarioS 2 Rated for Aquariums up to 200...

Rated up to: 200Gallons Holds: 700ml | Dim: 9.8" x 5.7"| Body Diameter: Ф5" | Height: 14.6"Feed pump: Aquatrance AQ-1200 In-SumpChurn Motion Fluidizing Biopellet Reactor Reef Octopus BioChurn Biopellet reactor series take a new approach of...

*******THESE REACTORS ARE IN STOCK AND WILL SHIP SAME DAY NEXT DAY - NO NEED TO WAIT FOR THEM TO BE BUILT******* The Super Silent Extreme CR818 SSE will hold 24 pounds of large grain media and is suitable for reef aquariums up to 300-600...

Our latest evolution is to take on the meek and humble thumbscrew... often a thorn for hobbyists... and replace it with what can only be described as a massive leap forward. The Patent Pending lever replaces the need for many nylon thumb screws...

*******THESE REACTORS ARE IN STOCK AND WILL SHIP SAME DAY NEXT DAY - NO NEED TO WAIT FOR THEM TO BE BUILT******* This is the latest model GEO Kalkwasser Reactor GEN3. We have made many changes over the years to provide a better product.  We use...