Life Rock

Caribsea Life Rock 20Lb

£84.99

Caribsea Life Rock 20Lb At last, an alternative to Live Rock taken from the Ocean Simply order how much weight you require in lb and we will put together your order to make up the weight An amazing new product from Caribsea Eco rock, real...
Fluval FX6 External Filter, Filtration by marineworld.co.uk

Fluval FX6 External Filter

£232.49

Fluval FX6 is a high performance canister filter with many outstanding features designed to make aquarium fishkeeping easier and more convenient than ever. This super capacity yet compact canister filter processes and circulates 2130 litres (563 US gallons) of water every hour and has an...
 Marine Pure Biological Media

Marine Pure Biological Media - Block (8 x 8 x 4 Inches)

£64.99

MarinePure is the perfect place for beneficial bacteria to flourish in order to remove harmful fish wastes. It will eliminate ammonia and nitrites and lower nitrates. MarinePure's bio-media is the most technically advanced bio-media available today. Features Thin Bio-Film Technology™ MarinePure is inert and will...
Complete Top-Up Systems WITH 12V SOLENOID

Complete Top-Up Systems WITH 12V SOLENOID

£144.99

Top-up System With Low Voltage Solenoid Effective in Controlling Evaporative Loss. In salt water systems the loss of water from the tank is by evaporation is of fresh water only, which will increase the salinity within the aquarium. This can be automatically replenished using a...
TMC Reef- Submersible Camera - Magnet Mount, Accessories by marineworld.co.uk

TMC Reef- Submersible Camera - Magnet Mount

£134.99

TMC Reef- Submersible Camera - Magnet Mount Live streaming underwater camera, purpose-made for the aquatics market Available with either a magnet mount (max. glass/acrylic thickness = 12mm) or suction cup mount Controllable from your smart phone or tablet, via the REEF-Cam iOS™ and Android™ compatible...
Rowalith Media/Substrate- W 9-15MM

Rowalith Media/Substrate- W 9-15MM

£25.99

RowaLith W 9-15mm Media suited for all non fluidised reactors, size 9-15mm Large media of 9-15mm grain size ideal for larger calcium reactors, due to the large grain size it will resist tracking of water through the media often experienced when running small grain sizes...
Phosphate Remover- 1000G TUB

Phosphate Remover- 1000G TUB

£31.25

RowaPhos 1000ml Feed Your Fish and Not Your Algae  Rowaphos is the professional method of removing Phosphate and Silicate in all types of Aquariums and Ponds. RowaPhos is guaranteed to remove more phosphate than any other product worldwide. 1000ml Pack. * Media Bags available separately...
 Marine Pure Biological Media

Marine Pure Biological Media - 1.5 Inch Spheres (2 Quart)

£34.99

MarinePure is the perfect place for beneficial bacteria to flourish in order to remove harmful fish wastes. It will eliminate ammonia and nitrites and lower nitrates. MarinePure's bio-media is the most technically advanced bio-media available today. Features Thin Bio-Film Technology™ MarinePure is inert and will...
Aqua Medic NR Blue Nitrate Reductor, Filtration by marineworld.co.uk

Aqua Medic NR Blue Nitrate Reductor

£215.95

Nitratereductor to reduce the nitrate level in salt- and freshwater aquaria up to 1000 litre volume. The Nitratereductor NR Blue is an anaerobic biological reactor for removing nitrates from salt- and freshwater aquaria. It has a 5 litre volume and an internal circulation pump. The...
Deltec Fluidised Zeolite Reactors- 4.5KG ZEOLITE

Deltec Fluidised Zeolite Reactors- 4.5KG ZEOLITE

£544.99

Deltec ZA616 Zeolite reactor The all new Fluidiised Zeolite reactors from Deltec. Due to the high surface area of the media (media size 1-2mm) the new Deltec ZA Zeolite reactors should handle larger systems than specified due to the high surface area using the small...
Deltec Fluidised Zeolite Reactors- 3.0KG ZEOLITE

Deltec Fluidised Zeolite Reactors- 3.0KG ZEOLITE

£469.99

Deltec ZA512 Zeolite reactor The all new Fluidiised Zeolite reactors from Deltec. Due to the high surface area of the media (media size 1-2mm) the new Deltec ZA Zeolite reactors should handle larger systems than specified due to the high surface area using the small...
Deltec Fluidised Zeolite Reactors- 1.5KG ZEOLITE

Deltec Fluidised Zeolite Reactors- 1.5KG ZEOLITE

£321.99

Deltec ZA509 Zeolite reactor The all new Fluidiised Zeolite reactors from Deltec. Due to the high surface area of the media (media size 1-2mm) the new Deltec ZA Zeolite reactors should handle larger systems than specified due to the high surface area using the small...
Deltec Fluidised Reactors- FR 1020

Deltec Fluidised Reactors- FR 1020

£659.99

FR1020 Fluidised Reactor The FR1020 is the largest of the fluidised reactors and is better known as a Rowaphos reactor for its common use for fluidising Rowaphos however this quality reactor can be used for carbon or fluidising sand as a biological media. Article Number: 86005000...
Deltec Fluidised Reactors- FR 1016

Deltec Fluidised Reactors- FR 1016

£471.99

FR1016 Fluidised reactor The FR1016 is better known as a Rowaphos reactor for its common use for fluidising Rowaphos however this quality reactor can be used for carbon or fluidising sand as a biological media. Article Number: 86004000 Description The FR1016 is a substantial fluidised reactor...
Deltec Fluidised Reactors- FR 616

Deltec Fluidised Reactors- FR 616

£373.99

New FR512 Fluidised Reactor The New Deltec FR 512 has been added to the range to bridge the gap between the popular 509 and 616 models. Its most common use is for fluidising Rowaphos however this quality reactor can be used for carbon or fluidising sand...
Deltec Fluidised Reactors- FR 509

Deltec Fluidised Reactors- FR 509

£177.99

FR509 Fluidised Reactor The FR509 is better known as a Rowaphos reactor for its common use for fluidising Rowaphos however this quality reactor can be used for carbon or fluidising sand as a biological media. Article Number: 86003000 Description The FR509 is a substantial fluidised reactor...
Deltec Nitrate Filters- NFP 1020 WITH OSMOTIC BAG & FLUID

Deltec Nitrate Filters- NFP 1020 WITH OSMOTIC BAG & FLUID

£1,021.99

NFP1020 Nitrate Filter New Model Deltec NFP Nitrate Filters are a simple and efficient way of reducing the nitrate level in your aquarium. Supplied with either a 1ml /min peristaltic pump to feed the reactor with nitrate fluid or with membrane bag system. (Membrane bag...
Deltec Kalkwasser Stirrers- 800

Deltec Kalkwasser Stirrers- 800

£829.99

KM800T Kalkwasser Stirrer Kalkwasser - Translates from the German for limewater and is a solution made by dissolving Calcium Hydroxide in water. The resultant fresh solution is alkaline with a pH of 12.4 and contains a ready supply of both Calcium ions and Carbonate ions....
Complete Top-Up Systems with UK 230V SOCKET

Complete Top-Up Systems with UK 230V SOCKET

£105.99

Top-up System With Mains Outlet Supply Effective in Controlling Evaporative Loss. In salt water systems the loss of water from the tank is by evaporation is of fresh water only, which will increase the salinity within the aquarium. This can be automatically replenished using a...
Complete Top-Up Systems with 12V PUMP

Complete Top-Up Systems with 12V PUMP

£109.99

Top-up System With Low Voltage Pump Effective in Controlling Evaporative Loss. In salt water systems the loss of water from the tank is by evaporation is of fresh water only, which will increase the salinity within the aquarium. This can be automatically replenished using a...
UV Spare Parts- ELECTRONIC BALLAST FOR 39W UV (OLD MODEL)

UV Spare Parts- ELECTRONIC BALLAST FOR 39W UV (OLD MODEL)

£59.99

UV Steriliser - 39W model D-D have a complete range of Professional U.V. Sterilisers for every size of aquarium. The 39W Model is equivalent to a conventional 75W UV.  The use of type C ultraviolet radiation (UV-C) is the most effective way to sterilise water....
UV Spare Parts- ELECTRONIC BALLAST WITH ALARM FOR 39W UV

UV Spare Parts- ELECTRONIC BALLAST WITH ALARM FOR 39W UV

£59.99

UV Steriliser - 39W model D-D have a complete range of Professional U.V. Sterilisers for every size of aquarium. The 39W Model is equivalent to a conventional 75W UV.  The use of type C ultraviolet radiation (UV-C) is the most effective way to sterilise water....
UV Spare Parts- ELECTRONIC BALLAST FOR 20W UV (OLD MODEL)

UV Spare Parts- ELECTRONIC BALLAST FOR 20W UV (OLD MODEL)

£37.99

UV Steriliser - 20W model D-D have a complete range of Professional U.V. Sterilisers for every size of aquarium. The 20W Model is equivalent to a conventional 40W UV.  The use of type C ultraviolet radiation (UV-C) is the most effective way to sterilise water....

Shop By
Rewards for every purchase!
  • Spend £1 and get 1 point | 350 points = £5 off any future purchases (this can also be partially redeemed if you cannot wait to hit the 350 points milestone)
    FIND OUT MORE