rena aquarium filter : 68 results priced between £2.00 and £100.00

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68 rena aquarium filter £2.00 £100.00 /l/rena-aquarium-filter
  • Rena Api Nexx External Aquarium Filter
    Rena Api Nexx External Aquarium Filter

    No priming. Quick and easy media replacement. Modular system for additional filtration. Flexible filtration options. Superior water quality.

    £68.99
    holidayaquatics.com holidayaquatics.com
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    charterhouse-aquatics.co.uk
    £39.95
    fish-fish-fish.com
    £48.80
    warehouse-aquatics.co.uk
    £49.96
    Rena Superclean 90 Filter on Sale | Free UK Delivery
    Rena Superclean 90 Filter on Sale | Free UK Delivery

    Rena Superclean 90 Filter is an advanced filter that will make your aquarium water the cleanest you have ever seen! The filter offers:A Venturi system for surface and deep water circulationAn API crystal that has been proven to remove twice as much water colouration in only 48 hoursCleaner and clearer water for longerThis filter comes complete with filter media and an API cartridge that is easy to change when necessary. The water passes through chemical, biological and mechanical filters that have...

    £20.49
    petplanet.co.uk petplanet.co.uk
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    petplanet.co.uk
    £20.49
    fish-fish-fish.com
    £21.00
    123aquatics.co.uk
    £21.99
  • Fluval U1 Underwater Filter 250 LPH
    Fluval U1 Underwater Filter 250 LPH

    For aquariums, terrariums and turtle tanks. Ideal supplemental or stand-alone filter, or for installations where external filtration is not possible. Filters debris and provides optimal biological filtration. Silent and efficient. Simple to install and maintain. Engineered and manufactured in Italy Flip Top Designed for Quick and Easy Maintenance.

    £22.52
    valueaquatics.co.uk valueaquatics.co.uk
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    seapets.co.uk
    £18.99
    valueaquatics.co.uk
    £22.52
    Tesco
    £24.01
  • Rena Nexx External Filter
    Rena Nexx External Filter

    The Nexx FILTER delivers crystal clear water quality for your aquarium by using the Size 4 Bio-Chem Zorb cartridge. Superior filtration with no bypass. Ultimate convenience with 4 minute or less media changes, no mess and filtration options give you the filtration and flexibility you want.Flexible filtration options, Superior water quality with the proven results of Bio-Chem Zorb Size 4 cartridge.

    £500.00
    123aquatics.co.uk 123aquatics.co.uk
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    123aquatics.co.uk
    £500.00
  • Rena Bio3 50 20ppi Filter Foam
    Rena Bio3 50 20ppi Filter Foam

    .You can rinse the foam thoroughly on a monthly basis from water taken from the aquarium.

    £11.45
    fish-fish-fish.com fish-fish-fish.com
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    aquatics-direct.co.uk
    £5.04
    fish-fish-fish.com
    £11.45
    aquatics-online.co.uk
    £12.25
  • Rena Filstar Filter Foams
    Rena Filstar Filter Foams

    Replacement media for the Rena Filstar Range, supplied by 123 Aquatics comes in five sizes for the model of Rena Internal Filter that you have in your aquarium.

    £500.00
    123aquatics.co.uk 123aquatics.co.uk
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    123aquatics.co.uk
    £500.00
  • Rena - Bio Chem Stars External Filter Media
    Rena - Bio Chem Stars External Filter Media

    The bio chem stars in your aquarium should be cleaned every month by rinsing them in a basin full of aquarium water. Replace half of the bio chem stars every 6 months, or a quarter of them every 3 months.

    £22.99
    aquamania.co.uk aquamania.co.uk
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    aquamania.co.uk
    £22.99
  • Rena Activated Carbon Filter Media 285g on Sale | Free UK Delivery
    Rena Activated Carbon Filter Media 285g on Sale | Free UK Delivery

    Active Carbon has infinite benefits when used as a filter media in your aquarium. It eliminates toxic substances and odours and takes out the yellow colour that can result from roots, peat, diatoms etc. It will not alter the water’s pH and it is Phosphate free. Based upon a 200 litre aquarium, the Activated Carbon will saturate between 4-6 weeks, replace after this period has elapsed. Use in external filters only

    £10.99
    petplanet.co.uk petplanet.co.uk
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    petplanet.co.uk
    £10.99
  • Rena Iv 1 Filstar Foam
    Rena Iv 1 Filstar Foam

    Rena IV 1 Filstar foam. Spare foam for the Rena Filstar Filter and the Rena Aquarama aquarium

    £4.89
    gear-4-pets.co.uk gear-4-pets.co.uk
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    petplanet.co.uk
    £2.85
    aquamania.co.uk
    £3.99
    seapets.co.uk
    £4.89
  • Ferplast Blumodular Module Aquarium Internal Filter
    Ferplast Blumodular Module Aquarium Internal Filter

    Can be added to blumodular aquarium filter and purchased as an accessory Suitable to use different filtering materials at the same time Gives you the possibility to compose the filter as you prefer

    £5.99
    Amazon.co.uk Amazon.co.uk
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    Amazon.co.uk
    £5.99
  • Rena Activated Carbon with Basket
    Rena Activated Carbon with Basket

    This basket already contains active carbon and can easily be inserted into your internal Rena filter. Active Carbon has infinite benefits when used as a filter media in your aquarium. It eliminates toxic substances and odours and takes out the yellow colour that can result from roots, peat, diatoms etc. It will not alter the water’s pH and it is Phosphate free. Based upon a 200 litre aquarium, the Activated Carbon will saturate between 4-6 weeks, replace after this period has elapsed.

    £2.75
    petplanet.co.uk petplanet.co.uk
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    petplanet.co.uk
    £2.75
    fishfurfeather.com
    £2.87
  • Rena - External MicrofiltrationPads
    Rena - External MicrofiltrationPads

    Rena's External Micro Filtration Pads come in a box of 2 pads. They filter the aquariums very fine waste such as gravel dust, excrement, silt, bacterial waste etc.

    £9.99
    aquamania.co.uk aquamania.co.uk
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    aquamania.co.uk
    £9.99
  • Rena Water Softener Pillow
    Rena Water Softener Pillow

    Reduces the hardness of water up to 12.3 GH in 48 hours. Removes toxic heavy metals. Completely rechargeable. 1 litre pillow. For use with the Rena XP filter Replacement (average for 200 litre aquarium). Activity of the pillow will last for 48 hours before recharging is necessary. Change the water Softener Pillow after a maximum of 4 recharges.

    £14.89
    bitsforpets.com bitsforpets.com
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    petplanet.co.uk
    £7.99
    bitsforpets.com
    £14.89
  • Rena Bacti-Stars Stars (Box)
    Rena Bacti-Stars Stars (Box)

    Biological filtration substrate housing large, growing colonies of nitrifying bacteria. Large internal growth surface (20 times more effective than classic ceramics). Porous material allows the bacteria colonies to remain alive and active a long time: the guarantee of a healthy and resistant biological filter. Rena/ API Code: API RE731A. 20 units per box Replacement (average for 200 litre aquarium). Every month, gently rinse the Bio Chem Stars by jiggling them in a basin filled with aquarium...

    £23.59
    bitsforpets.com bitsforpets.com
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    warehouse-aquatics.co.uk
    £15.59
    bitsforpets.com
    £23.59
  • Rena 4 Suction Cups + 2 Holders
    Rena 4 Suction Cups + 2 Holders

    Clips to hold all types of aquarium accessories like canister filter outlet tubes, aquarium heaters, filter intake tubes, filter spray bars, airline tubing etc

    £3.59
    bitsforpets.com bitsforpets.com
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    fish-fish-fish.com
    £2.49
    fishfurfeather.com
    £2.69
    bitsforpets.com
    £3.59
  • Rena 2 Small Suction Cups i1
    Rena 2 Small Suction Cups i1

    Clips to hold all types of aquarium accessories like canister filter outlet tubes, aquarium heaters, filter intake tubes, filter spray bars, airline tubing etc

    £3.59
    bitsforpets.com bitsforpets.com
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    fishfurfeather.com
    £2.26
    leicesteraquatics.com
    £2.84
    bitsforpets.com
    £3.59
  • Rena 4 Large Suction Cups + Supports iV3/iV4
    Rena 4 Large Suction Cups + Supports iV3/iV4

    Clips to hold all types of aquarium accessories like canister filter outlet tubes, aquarium heaters, filter intake tubes, filter spray bars, airline tubing etc

    £3.59
    bitsforpets.com bitsforpets.com
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    fishfurfeather.com
    £2.38
    bitsforpets.com
    £3.59
  • Rena 4 Large Suction Cups Flow 1000/1250
    Rena 4 Large Suction Cups Flow 1000/1250

    Clips to hold all types of aquarium accessories like canister filter outlet tubes, aquarium heaters, filter intake tubes, filter spray bars, airline tubing etc

    £3.59
    bitsforpets.com bitsforpets.com
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    fishfurfeather.com
    £2.26
    leicesteraquatics.com
    £2.84
    fish-fish-fish.com
    £2.99
  • Rena 4 Suction Cups + Clips Rena Cor
    Rena 4 Suction Cups + Clips Rena Cor

    Clips to hold all types of aquarium accessories like canister filter outlet tubes, aquarium heaters, filter intake tubes, filter spray bars, airline tubing etc

    £3.59
    bitsforpets.com bitsforpets.com
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    fishfurfeather.com
    £2.26
    leicesteraquatics.com
    £2.84
    bitsforpets.com
    £3.59
  • Rena 4 Suction Cups Flow 2000
    Rena 4 Suction Cups Flow 2000

    Clips to hold all types of aquarium accessories like canister filter outlet tubes, aquarium heaters, filter intake tubes, filter spray bars, airline tubing etc

    £3.59
    bitsforpets.com bitsforpets.com
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    fishfurfeather.com
    £2.38
    leicesteraquatics.com
    £2.84
    bitsforpets.com
    £3.59
  • Rena 6 Large Suction Cups + 6 Clips xP
    Rena 6 Large Suction Cups + 6 Clips xP

    Clips to hold all types of aquarium accessories like canister filter outlet tubes, aquarium heaters, filter intake tubes, filter spray bars, airline tubing etc

    £3.59
    bitsforpets.com bitsforpets.com
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    fishfurfeather.com
    £2.69
    leicesteraquatics.com
    £2.84
    bitsforpets.com
    £3.59
  • Rena Bacti-Stars (box of 4)
    Rena Bacti-Stars (box of 4)

    Biological filtration substrate housing large, growing colonies of nitrifying bacteria. Large internal growth surface (20 times more effective than classic ceramics). Porous material allows the bacteria colonies to remain alive and active a long time: the guarantee of a healthy and resistant biological filter. 4 Units per box Replacement (average for 200 litre aquarium). Every month, gently rinse the Bio Chem Stars by jiggling them in a basin filled with aquarium water. Replace half of the Bio...

    £6.20
    bitsforpets.com bitsforpets.com
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    bitsforpets.com
    £6.20
  • Rena Fishcare Aquarium Air Pump
    Rena Fishcare Aquarium Air Pump

    The Air pump includes air stone, tubing and check valve.

    £14.20
    Monster Pet Supplies Monster Pet Supplies
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    Monster Pet Supplies
    £14.20
    feedem.co.uk
    £26.50
  • Rena Water Softener Pillow 400g on Sale | Free UK Delivery
    Rena Water Softener Pillow 400g on Sale | Free UK Delivery

    Water hardness is a controllable problem with this water softener pillow that simply affixes into your layered filter. It will remove toxic heavy metals and lasts for 48 hours before recharging is necessary. Change after every 4 charges. Use for freshwater aquariums that contain fish that prefer softwater conditions (e.g. discus, many tetras) Based on a 200 litre aquarium.1 litre pillow enclosed. Use in external filters only.

    £7.99
    petplanet.co.uk petplanet.co.uk
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    petplanet.co.uk
    £7.99
    bitsforpets.com
    £14.89
  • Rena Crystal (for Aqualife 100) on Sale | Free UK Delivery
    Rena Crystal (for Aqualife 100) on Sale | Free UK Delivery

    An internal filter media for use in the Aqualife 100. Ensure that your aquarium water is free from unwanted colours and odours with one of these Rena crystals.

    £4.07
    petplanet.co.uk petplanet.co.uk
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    petplanet.co.uk
    £4.07
  • Rena Smart Heater 150w on Sale | Free UK Delivery
    Rena Smart Heater 150w on Sale | Free UK Delivery

    Do you want the peace of mind that comes from owning a smart heater? Thisttractive tubular heater flashes an LED when there is a temperature change of +/- 3 degrees and it is made of unbreakable plastic resin that ensures you and your little pets are completely safe. It is even safe to touch when it is heating your aquarium, anywhere in the wide range of 20 degrees to 34 degrees. You can stand it in any orientation and it can be attached to a RENA filter to work as an intake tube, thus heating the...

    £30.99
    petplanet.co.uk petplanet.co.uk
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    petplanet.co.uk
    £30.99
  • Rena Smart Heater 200w on Sale | Free UK Delivery
    Rena Smart Heater 200w on Sale | Free UK Delivery

    For aquariums up to 200 litres, the Rena Smart Heater is the most technically advanced aquarium heater available, delivering a wide temperature range with an LED warning alert system. The LED alert flashes when water is +/- 3°C from set point. It works in any position, horizontal or vertical, heating the aquarium by itself or when attached to a RENA (API) filter. It is made from unbreakable plastic resin and cool enough to be safe to the touch, even when heating. It also comes with a clip and suction...

    £24.99
    petplanet.co.uk petplanet.co.uk
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    petplanet.co.uk
    £24.99
  • Rena 4 Small Suction Cups iV1/ iV2 300/400/600
    Rena 4 Small Suction Cups iV1/ iV2 300/400/600

    Clips to hold all types of aquarium accessories like canister filter outlet tubes, aquarium heaters, filter intake tubes, filter spray bars, airline tubing etc

    £3.79
    bitsforpets.com bitsforpets.com
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    bitsforpets.com
    £3.79
  • 8 x Rena Filstar xP 30ppi Foam Filter Pads
    8 x Rena Filstar xP 30ppi Foam Filter Pads

    Home / 8 x Rena Filstar xP 30ppi Foam Filter Pads 8 x Rena Filstar xP 30ppi Foam Filter Pads Email to a Friend Be the first to review this product Availability: In stock £21.99 Qty: Add to Cart OR Add to Wishlist | Add to Compare Quick Overview These foams are a Finest-Filters alternative to the Rena originals, which perform the same function. The filter foams are an ideal thickness to filter small waste particles from the aquarium water. Quantity you are purchasing: 8 Foam Filter Pads...

    £21.99
    finest-filters.co.uk finest-filters.co.uk
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    finest-filters.co.uk
    £21.99
  • Rena Smart Connection Kit - Connect to External Filters
    Rena Smart Connection Kit - Connect to External Filters

    The Rena Smart Connection kit contains everything you need to hook your Rena smart heater to your external filter. The pipe sits inside the heater and draws water through it into the external filter - heating the water as it passes. By using the Connection kit you are able to hide the external filter intake and reduce the amount of equipment visible in your aquarium.

    £4.49
    warehouse-aquatics.co.uk warehouse-aquatics.co.uk
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    warehouse-aquatics.co.uk
    £4.49
  • Interpet Aquarium Filter Start No.14, 100ml
    Interpet Aquarium Filter Start No.14, 100ml

    A product of the latest advances in biotechnology Manufactured using strict culture and quality control processes. A guranteed pure culture of safe, effective bacteria Will not permanently colour the aquarium water Harmless to filters and all species of fish and plants. 4cm x 5cm x 13cm

    £4.99
    Amazon.co.uk Amazon.co.uk
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    Amazon.co.uk
    £4.99
  • Rena Bio Chem Filter Stars
    Rena Bio Chem Filter Stars

    Bio-Chem Filstars Filter Star, supplied by 123 Aquatics is a bio chemical media for the Rena Filstar iV range of internal aquarium filters.

    £500.00
    123aquatics.co.uk 123aquatics.co.uk
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    123aquatics.co.uk
    £500.00
  • Rena Fishcare Crystal Aquarium Cartridges
    Rena Fishcare Crystal Aquarium Cartridges

    Rena Fishcare Crystal Aquarium Cartridges Size 1 x6, Size 2 single, Size 2 x3, Size 5 Single

    £7.31
    Monster Pet Supplies Monster Pet Supplies
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    Monster Pet Supplies
    £7.31
  • Rena - Ceramic Rings Internal Filter Media
    Rena - Ceramic Rings Internal Filter Media

    Every month you should clean the ceramic rings in your Rena filter by jiggling them about in a basin filled with aquarium water, then every three months you should replace half of the ceramic rings for new ones.

    £19.99
    aquamania.co.uk aquamania.co.uk
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    aquamania.co.uk
    £19.99
  • Rena 100 Aquarium Air Pump
    Rena 100 Aquarium Air Pump

    Details EXTREMELY QUIET Unique construction of the Rena Air pumps reduces vibrations and residual noises : less than 30 dB at a distance of 1 meter. UNIQUE DESIGN Fitting of base to casing guarantees soundproofing. Special extension chambers (Rena Air 200 to 400) absorb vibrations and reduce noise from valves. Expansion chambers absorb vibrations at valve-block outlet, at the same time ensuring a powerful and regular flow rate. Curves with a progressive radius trap residual noises inside the casing...

    £21.98
    aquariumsdelivered.co.uk aquariumsdelivered.co.uk
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    aquariumsdelivered.co.uk
    £21.98