Filters & filter medium

In this product group you will find filters for (marine) aquariums. Filters such as roll filters, bypass filters, fluidized bed filters, zeolite filters, carbon filters, sponge filters, bottom filters, internal filters, etc.)

In this group you will also find filter media such as sponges, cotton wool, bio pellets, carbon (activated carbon), nitrate and phosphate absorbers and much more ...

All for guaranteed the lowest price on the web. If we do not charge the lowest price, let us know via chat and we will adjust our prices directly / live for you.

Media reactors / fluidized bed filters

A media reactor or fluidized bed filter is intended to force a flow of water through filter material such as bio-pellets, activated carbon or other biological filter material.

AquaForest media reactors / Fluidized bed filters

A fluid bed reactor is intended for use with various filter media. It works perfectly as a reactor for phosphate absorber, activated carbon and zeolites.

Pacific Sun media reactors / Fluidized bed filters

Pacific Sun media reactors have an excellent build quality, made of cast acrylic plates and pipes. Smooth edges cut by lasers, engraved upper lids. Easy / quick opening, foam f...

NYOS torq media reactors / fluidized bed filters

Filter media are an essential part of maintaining good water quality in an aquarium. They help with the removal of excess pollutants. Often media is simply placed in the filter...

Aqua Medic multi reactor / Fluidized bed filter

Cost-effective, high-quality multi-reactors from Aqua Medic - For use in the aquarium or filter pan
- Space saving through internal water supply
- Highly ...

Deltec media reactors / Fluidized bed filters

Deltec FR Fluidized bed filters are substantial fluidized reactors with a twist-off bayonet cover for easy access for media replacement. The water is forced into a central tube...

D&D media reactors / Fluidized bed filters

The FMR75 fluidised bed filter has been developed by DD to offer an affordable solution with which numerous filter materials can be used as fluidised bed media for salt and fre...

Bubble Magus Mini Fluidized bed filters

The Bubble Magus Mini fluidised bed filters are characterized by their excellent price / quality ratio. Very suitable for bio-pellets, biological filter material, rowaphos and ...

Vertex media reactors / Fluidized bed filters

Vertex media reactors / Fluidized bed filters are of very good quality and equipped with a tap so that the flow can be easily regulated. Suitable for various types of filter me...

ARKA Core Bio-Pellet Reactor

The ARKA Core Bio-Pellet Reactor is designed to create a permanent continuous turbulence that promotes optimum flow through the filter material. This prevents lump formation and .....

Grotech Fluidized bed filter UF 110 - 3L - perfect model (wi...

Fluidized bed / universal filter from Grotech. Capacity 3000ml. Very suitable for filter media such as activated carbon, Rowaphos, biopellets, etc ....

Potfilter / external filter

A pot filter is often used as an external biologist for small marine aquariums or biological and mechanical filter for freshwater aquariums.

Hydor PRIME potfilters

Hydor PRIME pot filters are external filters with all necessary functions to guarantee a perfect and efficient aquarium filtration. Easy to install thanks to the patented self-...

Hydor Professional External filter

External filters for the modern aquarium. An intelligent design designed to get the most out of the space under the aquarium, the filter offers maximum performance and exceptio...

EHEIM Classic Potfilters

By choosing a classic (EHEIM Classic Pot Filters), you cannot go wrong. Because you have chosen a reliable, million-fold, tested and tested tool. All models perform to the high...

EHEIM professional Potfilters

By choosing an EHEIM professional, you cannot go wrong. Because you have chosen a reliable, million-fold, tested and tested tool. All models perform to the highest quality stan...

Reson External Mini Filter CY-20

External hang-on biologist from the Resun brand. This is supplied as standard with ceramic pipes and filter carbon. However, the external filter can also be used for example for ro...

Power Filters / Interne filters

A power filter is actually also a mechanical filter but with a fairly high flow rate so that as much visible / floating dirt as possible is removed from the water at a rapid pace. Sometimes a power filter also contains space for biological or absorbent filter material.

Hydor Interne Filters

Hydor Internal Filters can be used in small aquariums as a filter for the removal of litter and as a small biologist. These filters can also be used in larger aquariums for the...

Seachem Tidal Powerfilters

Tidal ™ Power Filters are designed to deliver your aquarium with high-quality, extensive filtration. They are easy to use and adapt to different aquarium conditions. With num...

Sicce FILTER SHARK ADV

The Sicce Filter Shark ADV is one of the best internal filters / power filters for aquariums. Available in three different models ranging in size suitable for 400 to 800 l / h ...

DSR powerfilters

The power filter removes all litter from the system and thus reduces the risk that it will settle in the soil or behind the rock. It is essential that there is sufficient flow ...

Resun Interne powerfilters

The internal filters of RESUN are characterized by an unbeatable price / performance ratio. Due to the compact and unobtrusive design, there is no disturbing factor in the aqua...

Aquatic Nature Hang-on Filters

The Aquatic Nature Hang-on Filters are efficient trailer filters suitable for aquariums up to 100 liters. They also have an easily replaceable filter. Ideal if you want to keep...

Aqua Syncro corner filters

Corner filters from the brand Aqua Syncro. Triangular shape and easy to hide in the aquarium. Saves a lot of space

Tunze Turbelle E-jet powerfilters

The Tunze Turbelle E-jet are flow pumps / power filters. The Turbelle® e-jet is mounted separately on the glass pane as a circulation pump or power filter and for this reason ...

Tunze Comline® Streamfilter 3163

The Tunze Comline® Stream Filter 3163 is an internal filter for fresh and salt water with screw pump for filtration and power production, from 60 to 400 liters (15 - 105 USgal...

Tunze filter cartridge - 225mm

Five spare filter cartridges with wound acrylic wool fibrers. Suitable for Turbelle® cartridge filter 1600 and 3200 but possibly also for other types of power filters. The pattern...

Tunze plastic filter holder for power filter

Tunze Pot filters are quickly interchangeable filters complete with filter cartridges and a patented return valve, which prevents the removal of dirt when it is removed. If you wis...

Zeolite filters

Zeolite, absorbs ammonium, ammonia, nitrite, nitrate, phosphate, harmful substances and odors

Deltec Zeovit / Zeolite filters

Top quality Zeolite filters / Zeolite reactors from the Deltec brand.

Korallenzucht Zeovit-Filter Double Tube Easy Lift Magnetics

The new Zeolith filter model Double Tube Easy-Lift from Korallenzucht is particularly easy to operate thanks to a double pull rod. By pulling a magnet, the cleaning rod is done...

Vertex Zeovit / Zeolite filters

Vertex Zeovit / zeolite filters have been developed for filtering your aquarium water over zeolite. These filters are equipped with a handle that makes it possible to shake the...

Bubble-Magus zeolite filter

Bubble-Magus zeolite filter - 1 pump Atman PH1100 - 28w - max. 1500ml content ...

UV filters, UV-C filters and UV lamps

With a UV filter, the water is pumped past a lamp that emits ultraviolet light. The light kills many harmful organisms such as single-celled algae and parasites. Floating algae are not visible to the naked eye but color the water green / yellow. With a strong UV, approximately 1 watt per 15 liters of aquarium water you also kill parasites / germs so that it is much easier to keep sensitive fish such as picasso and white-breasted doctor fish.

Resun UV(C) units

The Resun UV (C) units are known for their great price / quality ratio.

Theiling UV(C) units

Planktonic algae, bacteria and other parasites are reduced by UV radiation. The result is crystal clear water in the aquarium and pond. The double piping system of the UV-C Pro...

Aqua Medic Helix UV(C) units

The Aqua Medic Helix UVC units are water purifiers for salt and freshwater aquariums and for garden ponds. The Helix eliminate 1-cell algae and make crystal clear water in the ...

Aqua Medic Helix 2.0 UV(C) units

The UV-C purifier from Aqua Medic Helix Max 2nd generation destroys floating algae and creates clear water in the aquarium. The water is guided spirally with a long contact tim...

Jecod T5 UV-C filters

-Stainless steel housing for increased efficiency. Up to 35% more efficient than plastic equivalents due to the reflective properties of the stainless steel housing.
- A...

AquaHolland prof. UV units

The AquaHolland UV devices are professional units / UV sterilizers of very good quality. The advantage is that the hose connections are 19 mm.

Deltec UV devices

These Deltec T5 UV devices are compact and extremely effective. By using special Quarz T5 tubes and Quarz protection glass, the highest possible radiation intensity is achieved...

Jecod PL UV-C filters

A UV unit is used to kill floating algae, floating bacteria and parasites, which results in clearer water. Killing parasites is very important in a (sea) aquarium with ...

Odyssey For UV sterilisators

The Odyssea Pro UV sterilizer is the simplest and most efficient tool for removing algae and harmful organisms. The powerful output of the UV lamp helps ensure that pathogenic ...

Eheim UV unit 3723210 - 11 watt

With the Reeflex UV from Eheim, you can reliably reduce the bacterial contamination in the Aquarium. It must be used to support the filter, to trace algae ...

PL UV / UVC replacement lamps

PL UV / UVC lamp as a replacement for every UV unit. A UV lamp lasts a maximum of 1 year. To keep the operation of the lamp in order, the lamp must then be replaced ....

Biological filtering

Biological filtering removes the invisible pollution from the water. This type of filter is usually used after the pre-filter.

BioPellets

The positive effects of NP-reducing BioPellets on the water quality in the aquarium are based on the principle of immobilisation. This means that waste products from the water,...

Maxspect Nano-Tech Bio-Spheres & Blocks

Revolutionary Nano-technological product with an enormous surface area for stable bacterial living space. - Stabilized microbial waste water treatment technology with b...

Aquatic Nature BIO-RING L EXCEL

Aquatic Nature BIO-RING L EXCEL are biological filter tubes with a large surface area, 600 m² per 100 g. Aerobic (nitrifying) and anearobic (denitrifying) bacterial strains ensure...

Aquatic Nature BIO-RING S EXCEL

BIO-RING SMALL selected for its very large surface, 1000 m² per 100 g. This is the ideal field for both aerobic (nitrifying) and anearobic (denitrifying) bacteria. Opt ...

At Bio Life Aquaforest

Life Bio Fil is a natural biological filter medium. Thanks to specially selected bacterial strains, the nitrification process and thereby the maturation of the filter is accelerate...

Hobby Cermalit, Filterpijpjes, 600 g

Hobby Ceramic filter tubes tubes (10x10x10) serve as a mechanical pre-filter of the biological filter mass. The structure of the hollow Ceramlit tubes ensures optimum flow and ...

Seachem De*Nitrate

The * Nitrate ™ is an economical and naturally porous material with a pore distribution and geometry with both aerobic nitrification in the first millimeters and anaerobic denitr...

Seachem Matrix

Matrix ™ is porous biomedia that is an efficient biofiltration for nitrates removal. Matrix ™ is a porous non-organic grain of approximately 10 mm in diameter. Every liter of M...

Microbe-Lift Gel Filter Starter

Microbe-Lift Gel Filter Starter is a patented filter gel for use in marine and freshwater aquariums. Due to the specially developed cohesion, it adheres directly to the filter mate...

Mechanical filtering

With a mechanical filter the visible pollution is removed from the water. This type of filter is usually used as a pre-filter.

Sack bags and holders

Dust bags are used for sublime mechanical water treatment in your biologist. There are gift bags made of felt, which are generally more finely meshed than nylon gift bags and t...

Deltec Fleece Filters

The Deltec fleece filter is a new automatic roll filter from the company Deltec that is also known for its top quality protein skimmers and calcium reactors. These two new Delt...

Theiling rollermat compact en filter paper

This filter relieves the biological filter and (if present) the protein skimmer. The membrane is so fine that it even blocks single-celled parasites such as Ichtyo. Suitable fo...

Clarisea roller filters & parts

The Clarisea roll filters are the most popular roll filters at the moment. The filter system is many times more compact than other systems on the market and can therefore easil...

Theiling rollermat en filter paper

This filter relieves the biological filter and (if present) the protein skimmer. The membrane is so fine that it even blocks single-celled parasites such as Ichtyo. Suitable fo...

Hobby Aqualon filterwatten

Hobby Aqualon filter cotton is available in packs of 100, 250, 500 and 1000g.

Aquatic Nature CERAMIC BASIC

CERAMIC BASIC is a mechanical filter material that, due to its porous structure, retains coarser and fine particles of dirt. Optimal flow to the next filter medium (eg CARBO AKTIF)...

Blue filter foam

Filter foam which can be used as a pre-filter for removing litter from the water. Foam is available in fine, medium and coarse. Foam can also be used, for example, to ...

Hobby black filter foam (coarse)

For the biological and mechanical filtering of freshwater and seawater. Collects the coarse dirt. 50 x 50 cm per piece to be cut individually to size. 10 ppi ...

Hobby Filtervlies, 50x50 cm

For the biological and mechanical filtering of fresh and sea water. Collects the coarse dirt. 50 x 50 cm per piece to be individually cut to size and therefore suitable for all typ...

SuperFish Filterwatten coarse green

Green filter cotton wool for the removal of dirt particles and organic pollution. The filter cotton wool always fits and you can determine the density / quantity yourself. These gr...

Absorbent filter materials

Filter materials that absorb unwanted substances from the water (phosphate, nitrate, ammonia, nitrite) and generally also work for additional biological purification of the water.

Aquatic Nature EVO Absorb Filter Mats

Aquatic Nature Filter Mats (Filter Mats) are Filter pads designed for EVOLUTION and all internal and external filters. Evo-Mat removers do not release toxic materials after sat...

Red Sea Carbon Reef-Spec

Carbon (Active carbon) is the ultimate choice for the marine & reef aquariums because of its unique technical characteristics ....

Aquaforest Carbon

High quality granulated activated carbon. Eliminates unwanted chemical compounds in saltwater and freshwater aquariums.

Aquaforest Phosphate Minus

Efficient medium for fluidized filters that reduce phosphates and silicates in marine aquariums and freshwater aquariums during recording. Phosphate Minus must be placed in the fil...

Aquaforest Zeomix

Special mix of selected zeolites. For use in marine aquariums and freshwater aquariums.

ROWAphos (Excellent phosphate remover)

RowaPhos is a unique and patented product. It is made from iron hydroxide material, chemically developed for the efficient removal of phosphates, arsenic and silicates from sweet a...

ROWAcarbon (Excellent high-active carbon with filter sleeve)...

A high quality activated carbon for crystal clear water in saltwater aquariums. Rowa Carbon is an unusually high quality activated carbon based on the best quality carbon and conta...

Aqua Connect Silicarbon

Granules to remove silicate in freshwater and saltwater aquariums. Removes slime algae / pebble algae and provides crystal clear water and improves living conditions ....

POLY-BIO-MARINE POLY-FILTER

It absorbs: All forms of Phosphate, Organic metabolic products, Ammonia, Nitrite, Nitrate, all heavy Metals, Copper and Medications after treatment, such as Malachite Green, Formal...

DvH PO4x4 Phosphate remover

PO4x4 Phosphate Remover is a newly developed, polymer-based, pellet that can specifically remove phosphate. This is about 4x more efficient than most GFO-based phosph ...

Hobby Zeoliet

A solid natural stone with many pores, hollow spaces and channels. Zeoltih has an absorbent effect, so that environmental poisons and dirt are electrostatically treated by the cavi...

Seachem MatrixCarbon

MatrixCarbon ™ is truly a unique activated carbon, Pearl-shaped for optimum hydrodynamics. This offers a maximum water flow and contact with a high density of absobtie edges with...

Seachem Purigen

Purigen ™ is a first-class synthetic absorbent that is different from other filtration products. It is NOT a mix of ion exchangers or other absorption agents, but a unique macrop...

Seachem Phosnet

PhosNet ™ is a granular iron oxide (GFO) with a high porosity, high surface area and high binding capacity. It will quickly remove phosphates and silicates from freshwater and sa...

Aquatic Nature NITRATE BLOCKER

Aquatic Nature Nitrate Blocker is a filter medium for use in all types of indoor and outdoor filters specially designed for the immediate action of aerobic and anaerobic bacterial ...

Aquatic Nature Nitrate Stop M (zeewater)

Aquatic Nature Nitrate Stop M Seawater effectively absorbs nitrate from the aquarium. ...

Aquatic Nature Silicate Stop M (sea water)

Aquatic Nature SILICATE STOP M absorbs silicate quickly and efficiently from the aquarium (SiO4). In this way vital elements are removed from algae, resulting in an inhibition ...

Aquatic Nature Phosphat Stop M (zeewater)

Aquatic Nature PHOSPHAT M absorbs phosphate quickly and efficiently from the aquarium (PO4). Water quality improves, algae disappear and invertebrates, especially hard corals, ...

Aquatic Nature NITRAT STOP FRESHWATER

Effectively removes all nitrates from freshwater. The resins remain moist due to their adapted packaging method, they do not crack and therefore retain their optimum absorption cap...

Aquatic Nature PHOSPHAT STOP FRESHWATER

The AQUATIC NATURE PHOSPHAT STOP absorbs phosphate quickly and effectively, removing important elements from the algae. The result: the growth of algae is strongly curbed. The idea...

Korallen-zucht ZEOvit

ZEOvit ® is a balanced mix of different zeolites. It is a completely natural Zeolite mix of the highest quality. Add the ZEOvit ® in a special ZEOvit ® filter ....

Korallen-zucht Activated Carbon

Korallen-zucht Activated Carbon is a high-quality activated carbon. It absorbs toxic and muddy substances. ...

Tropic Marin Elimi-Phos longlife 400gr. for sea and fresh wa...

Highly effective special granules for the extra long removal of phosphates in aquariums ELIMI-PHOS Longlife granules retain their phosphate removal properties for a particularly lo...

DSR PHOSREM, PO4 remover, GFO

Remove iron granulate (GFO), PO4 by adsorption. Use in combination with a fluid bed filter for optimum results. For healthy corals send on PO4: 0.02 - 0.08ppm Adsorption: 18,000mg ...

Microbe-Lift Sili-Out 2 - granular form - silica remover

Sili-out 2 removes fast, safe and permanent silicate, phosphate, barium, arsenic, chromium and yellow matter from the water and sustainably improved water quality ....

Aqua Light HIGH ACTIVE FILTER COOL bag of 25 kg

Superactive (HIGH ACTIVE FILTER COOL) filter carbon, 25 kg bag from Aqua Light. Free from phosphates ....

Hobby Absorbex micro, highly absorbent filter material, 450 ...

Has an absorbing effect, ie harmful substances are broken down by aerobic and anaerobic bacteria, which have an extraordinarily large surface for colony formation (approx. 765 m & ...

Hobby Carbon active

A powerful filter material. It efficiently removes medication residues, chlorine, even odorants and, in particular, the waste products caused by the decomposition of organic substa...

Hobby Carbon super active, 500 g

Is highly effective and consists entirely of vegetable materials. It quickly and efficiently absorbs toxins, harmful substances and dirt particles from freshwater and saltwater aqu...

Overige Filters & filter medium

Other products in the section Filters & filter medium

Filter nets for filter materials

Filter nets for filter materials such as activated carbon, ceramic pipes, gravel and zeolite. This makes it easy to keep your filter material together so that it does not float...

Sulfur nitrate filters & refilling

Sulfur nitrate filters are intended for the removal of excess nitrate. Filters are refillable Nitrate is a nutrient for algae, inhibits growth for small fish, and a reason to c...

Pacific Sun Algen Reactors

The Pacific Sun AR-Pro series features a unique design that allows macro-algae such as Chaetomorpha to grow at high yields, leading to the effective export of nutrients from un...

Deltec Marine BoX sumps

Marine Box Classic S (LxWxH): 75x40x35 cm / 55 liters return water Content ...

Tunze Algea Reactor 3181

The Macro Algae Reactor MAR 3181 has been specially built to grow algae in seawater and plants in fresh water. Chaetomorpha "Spaghetti Algae" is cultivated by many seawat...

Aqua Medic ozone

The injection of ozone into the water can improve the efficiency of protein skimming and increase the ORP (redox potential). The degradation of toxic nitrite is improved while the ...