Filtration

Overview Begins to eliminate reactive phosphate immediately upon addition to aquarium. Safe for all inhabitants of reef and marine fish-only aquaria. Each ml eliminates 1 ppm phosphate in 4 US-gallons of water(250 ml treats 1,000 US-gal). Helps...

Excellent for Reverse Osmosis systems Up to 100 GPD  Fixes Low-Pressure Problems Increased Output & Improves RO Waste-to-Product Water Ratio Adjustable Pressure to Maximize Efficiency Rubber Feet to Minimize Vibration and...

Bio-Fuge Sumps - A simple rimless sump for any modern aquarium. - Bashsea's Bio-Fuge Sumps are the only fully featured rimless sump on the market.  Our bold look and pure build quality & strength is at it's finest, and our rimless...

Trigger Systems specializes in aquarium sump manufacturing and are based here in the USA (Dallas, TX). All Trigger sumps come with a full top support brace which is made of a solid piece of material to prevent bowing over time from the humidity and water...

Get power, precision and control with Simplicity DC Skimmers. Our DC Skimmers use an adjustable DC pump and needle wheel, regarded as one of the best methods to shred air and water in order to create micro-fine bubbles. The long contact time between the...

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...

An excellent choice for the introductory level Aquarist.  Large open area for Protein Skimmer use as well as a spacious return pump chamber.  Designed for use in modern Reef Tanks with a full line of accessories...

Eheim Replacement Part - UV-C Lamp 24W for ReeflexUV 2000 (4114010)

FilmTec™ TW30-1812-50HR Elements for water treatment units produce 50 GPD (15.8 L/h) of permeate with 98% stabilized salt rejection at standard test conditions. They are the most reliable and consistent elements in the industry. They are...

Characteristics A dry blend which rapidly establishes comprehensive biological filtration, providing a host of non-pathogenic, heterotrophic aerobic and anaerobic microorganisms (nitrifiers, denitrifiers, as well as species which focus on...

Foam Block For Premier Wet/Dry Series, RedFlex Sumps Comes in the following sizes: 8" x 2" x 4"  Premier 75, RedFlex 4in1 100 10" x 2" x 4" Premier 125, RedFlex Reef 100, EcoReef 100 12" x 2" x 4" Premier 175/200/300/400, All...

A high capacity, porous media that provides superior bio-filter surface area for the growth of bacteria which remove ammonia, nitrite, nitrate and organics. Use 1 cup (240 ml) of Re-Mover PLUS™ for every 50 gallons (190 liters) of water. Re-Mover...

Perfect for water filtration. Aquarium Wet/Dry Filters. Aquarium Overflow Chambers. Sumps Biological Filters. Pressurized Filters. Aquaculture Systems. Waste Water Systems. Pond Filters.

The new and innovative Reef Octopus Elite 220-INT in-sump protein skimmer supplies powerful filtration for aquariums up to 530 gallons. The Reef Octopus Elite 220-INT is constructed of high-quality cast acrylic and PVC that...

Gate Value is No longer Included on this Design Twisted Skimmer - The most powerful and efficient protein skimmer on earth. Dimensions: 14.25" x 9" x 30" Base Dimensions: 9" x 14.25" Chamber Diameter: 8" Water Input: 1.5" Water Return:...

Mur-lok® Fittings - Reducers - Black Features: Leak Resistant Dual EPDM O-rings UV and Chemical Resistant Polypropylene NSF Standard 58 Certified 304 Stainless Steel Gripping Teeth 150 p.s.i. @ 70ºF (10 Bar @ 20ºC) 60 p.s.i. @...

This is the essential replacement filter media designed specifically for the Fiji Cube Automatic Roller Filter System Model ARF-20, ensuring continuous, high-efficiency mechanical filtration for your aquarium. The Fiji Cube Replacement Fleece for the...

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...

*******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 Red Flex Reef Sump is designed specifically for saltwater systems. This sumps features a modern red and white acrylic design.  Water flows through the two overflow ports, into our proprietary bubble...

Wet/Dry filters are a must for any aquatic ecosystem, they enhance biological filtration as well as mechanical filtration with the proper pump they will cut down maintenance time and do a much better job than traditional filters including canister...

Wet/Dry filters are a must for any aquatic ecosystem, they enhance biological filtration as well as mechanical filtration with the proper pump they will cut down maintenance time and do a much better job than traditional filters including canister...

Add On Standard Size DOULBE 10"x2" inch DI Filter. This Add On DI can be used with most RO units or used alone. The unit come filled with: TWO - Nuclear grade, virgin, color indicating Deionization resin. A mounting...

07 series marks the 7th incarnation in 4 decades of Fluval's top selling canister filter family worldwide. Not only does the latest generation incorporate the power and reliability you've come to expect from the leader in aquatic filtration, but it also...

3 pieces of activated carbon foam pad for use with Eheim Pro 3 2071/2073/2074/2075 external canister filters. Absorbs harmful substances, colors, and medication residue. pH neutral.

Enhanced Skimmer Performance with Less Maintenance Automatic cleaning lids are designed to fit Reef Octopus protein skimmers wipe the neck clean for less maintenance and enhanced performance. Requires controller or timer to operate...

The EHEIM professionel 5e offers you unique intelligence and several functional advantages.The EHEIM professionel 5e is our best external filter to date, offering everything an aquarium enthusiast could wish for. Each function can be individually...

Sometimes the best way to move forward is by sticking to tradition. The ESHOPPS WD 4th G. sumps did just that. Redesigned to make it even more perfect for your freshwater aquariums with huge bio load such as cichlids or large fish and works...

The new and innovative Reef Octopus Elite 220-SSS in-sump protein skimmer supplies powerful filtration for aquariums up to 530 gallons where sumps space may be limited. The Reef Octopus Elite 220-SSS is constructed of high-quality...

Aquatop's FORZA Canister Filter Series with UV delivers crystal-clear aquarium water with the latest advancements in UV technology. These multistage filtration systems also include a patented revolutionary one pump EZ Prime button so your canister filter...

Changes from Purple to Amber when exhausted Cation Mixed Bed Color Changing Resin can be used with any type of RO/DI system that utilizes refillable cartridges, and is great at removing calcium, magnesium, aluminum, iron, and other positively...

Aqua Ultraviolet UV Sterilizers will eradicate algae, bacteria, and protozoa without any harmful chemicals or additives! UV lamps emit a wavelength that will alter and disrupt the DNA or RNA of single-celled organisms. Combining the UV lamp into a...

SPACE EKO are canister filters ideal for freshwater aquariums. A unique easy start up system, large filter capacity and silent operation make this range a very good choice for beginners. SPACE EKO canister filters come complete with all necessary tubing...

MarinePure is the perfect place for beneficial bacteria to flourish in order to remove harmful fish wastes. It will eliminate ammonia and lower nitrates. 2-inch cubes specifically designed for the high flow of koi and goldfish ponds and recirculating...

Aqua Ultraviolet Replacement Transformer/Ballast for Classic 15 Watt

The Adaptive Reef x AquaIllumination (AI) Hybrid Refugium Algae Reactor is a device designed for nutrient export in saltwater aquariums. It is particularly useful for reef keepers who may not have space for a traditional refugium in their sumps...

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...

Enhanced Skimmer Performance with Less Maintenance Automatic cleaning lids are designed to fit Reef Octopus protein skimmers wipe the neck clean for less maintenance and enhanced performance. Requires controller or timer to operate...

NEW! AquaFX Blue Fin PRO Light-Commercial 500GPD 7-Stage RO/DI System perfect for small/medium size coral farmers and aquarium stores that do not sell water, or hobbyists with large aquariums!   Highlights 500GPD Light-Commercial...

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...