Tetra Accessories

The Tetra accessories range includes every product required to keep your aquarium clean, your fish healthy and your aquarium plants thriving. The products are of the highest quality and your fish will benefit greatly from the remedies, water treatments, filters, air pumps and more.



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Tetra AquaSafe

Tetra AquaSafe

Tetra AquaSafe creates safe, nature-like water for fish and plants. It is highly important to keep water clear for fish and plants to prevent any distress or unwanted pollution. Tetra Aqua... [More info]

From £1.94
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Tetra Tec Air Pump

Tetra Tec Air Pump

Tetra Tec Air Pumps are quiet and reliable pumps suitable for aquariums for up to 600 litres. These powerful air pumps contain adjustable airflow and excellent quality for adding extra... [More info]

From £9.20
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Tetra Aqua EasyBalance

Tetra Aqua EasyBalance

Tetra Aqua EasyBalance keeps aquarium water, fish and plants healthy. This liquid formula adds valuable vitamins and trace elements to the water and stabilises pH and KH levels. It will add... [More info]

From £3.25
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Tetra Aqua NitrateMinus

Tetra Aqua NitrateMinus

Tetra Aqua NitrateMinus is a biological nitrate reduction in easy to use liquid format. Tetra Aqua Nitrate Minus helps to control the growth of algae due to the long term  reduction of the... [More info]

From £3.04
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TetraTec EasyCrystal FilterPack with Carbon

TetraTec EasyCrystal FilterPack with Carbon

TetraTec EasyCrystal FilterPack with Carbon is a replacement filter cartridge pack for the TetraTec EasyCrystal Filter. This filter pack provides the chemical filtration stage of the... [More info]

£5.78

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TetraPlant CO2 Depot Refill 11g

TetraPlant CO2 Depot Refill 11g

TetraPlant CO2 Depot Refill comes in a 11g bottle. It can be used as a refill for the TetraPlant CO2 Optimat kit. The kit can be used to help produce beautiful and healthy plants and is an... [More info]

£5.17

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TetraTec GC Gravel Cleaners

TetraTec GC Gravel Cleaners

TetraTec GC Gravel Cleaners are a simple and easy way to clean the gravel in a aquariums. Over time, dirt will accumulate in aquarium gravel and sand, potentially leading to pollution of... [More info]

From £4.50
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Tetra SafeStart

Tetra SafeStart

Tetra SafeStart is a unique formula that allows you to swiftly stock a new aquarium with fish. Containing a patented blend of bacteria, it is responsible for removing dangerous ammonia and... [More info]

From £7.25
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Tetra Marine Sea Salt

Tetra Marine Sea Salt

Tetra Marine Sea Salt creates the perfect marine water. It contains high quality blends of salt which replicate the natural conditions found in reefs. It is ideal for both fish and corals,... [More info]

From £6.91
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TetraMedica General Tonic 100ml

TetraMedica General Tonic 100ml

TetraMedica General Tonic is used for the most common fish diseases such as bacterial infections, parasites, fungal diseases and as a preventative measure for wounds. This liquid solution... [More info]

£3.59

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Tetra Tec Internal Plus Filters

Tetra Tec Internal Plus Filters

Tetra Tec Internal Plus Filters are powerful and convenient filters for mechanical, biological and chemical filtering. The controllable Venturi system provides an additional oxygen supply... [More info]

From £15.53
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Tetra Medica Goldmed 100ml

Tetra Medica Goldmed 100ml

Tetra GoldMed 100ml is a medication for goldfish and other cold water ornamental fish for the treatments of parasites, fungus and bacteria. It supports the healing of wounds, preventing... [More info]

£3.59

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TetraTec HT Heaters

TetraTec HT Heaters

TetraTec HT Heater is an easy and reliable way to heat your aquarium. Tropical, marine and fresh water fish require a constant temperature of around 24-27°C, in order to remain healthy and... [More info]

From £14.45
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TetraMedica Contra Spot 100ml

TetraMedica Contra Spot 100ml

TetraMedica Contra Spot is an effective treatment for common parasites, including Ichthyobodo, Trichodina, velvet disease, gill and skin flukes. It contains a combination of highly... [More info]

£3.59

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Tetra Goldfish Aquasafe 100ml

Tetra Goldfish Aquasafe 100ml

Tetra Goldfish Aquasafe is a water conditioner that immediately transforms chlorinated tap water into safe aquarium water. It can be used for when adding tap water, transporting fish and... [More info]

£3.49

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TetraPlant Crypto

TetraPlant Crypto

TetraPlant Crypto is  a plant fertiliser in tablet format ensuring thriving green plant growth through the roots. Free from nitrates and phosphates this fertiliser does not encourage the... [More info]

£4.13

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TetraTec EasyCrystal FilterPack without Carbon

TetraTec EasyCrystal FilterPack without Carbon

TetraTec EasyCrystal FilterPack without Carbon is a replacement filter cartridge pack for the TetraTec EasyCrystal Filter. This filter pack provides a physical filtration stage of the... [More info]

£5.41

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Tetra Aqua Bactozym

Tetra Aqua Bactozym

Tetra Bactozym ensures the rapid development of naturally occurring filter bacteria. Water changes and filter maintenance cause a major loss of filter bacteria, Tetra Bactozym will help... [More info]

£3.74

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Tetra CrystalWater 100ml

Tetra CrystalWater 100ml

Tetra CrystalWater is a fast acting aquarium water cleaner that effectively removes clouding, giving you perfect crystal clear water. Safe and reliable, CrystalWater removes dirt particles... [More info]

£4.07

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TetraMedica Fungi Stop 100ml

TetraMedica Fungi Stop 100ml

TetraMedica Fungi Stop works effectively against fungal infections and as a preventive measure for wounds. It is a highly effective formula which is highly effective working... [More info]

£3.59

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TetraPlant CO2 Optimat

TetraPlant CO2 Optimat

TetraPlant CO2 Optimat kit can be used to help produce beautiful and healthy plants. It is an easy way to enrich aquarium water with CO2 and to help aquatic plants develop strongly. The... [More info]

£12.88

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Tetra Marine Test 5 in1

Tetra Marine Test 5 in1

Tetra Marine Test 5 in 1 is a practical solution for testing marine water. Checking your aquarium water regularly is vitally important to ensure that the water in a suitable condition. It... [More info]

£12.25

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Tetra Medica Lifeguard

Tetra Medica Lifeguard

Tetra Medica Lifeguard is a convenient, broad spectrum all-in-one treatment for external bacteria, fungal, viral and parasitic disease in your freshwater aquarium. This extremely Medica... [More info]

£3.62

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TetraTec EasyWipes 10 Pack

TetraTec EasyWipes 10 Pack

TetraTec EasyWipes 10 Pack is an essential pack of cleaning wipes for your aquarium. With a unique formula that uses citric acid to clean dirty deposits, these EasyWipes can be used in... [More info]

£2.06

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Tetra DecoArt Sticker Set

Tetra DecoArt Sticker Set

Tetra DecoArt Sticker Set is a pack of self-adhesive stickers that can be used multiple times, making redecorating your aquarium easy and hassle free. These fun stickers can be stuck onto... [More info]

From £2.15
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TetraTec Glass Scraper GS45

TetraTec Glass Scraper GS45

TetraTec Glass Scraper GS45 is a highly effective purpose built tool for the removal of algae from your aquarium glass. This fantastic algae remover has a hinged blade holder to reach... [More info]

£5.41
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TetraTec Hydrometer

TetraTec Hydrometer

TetraTec Hydrometer makes it simple to accurately check the salt content of water, giving precise readings over a wide temperature range (20 – 29°C). It works by measuring the density of... [More info]

£9.82

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Tetra DecoArt Poster - Buddha & Bamboo

Tetra DecoArt Poster - Buddha & Bamboo

Tetra DecoArt Poster - Buddha & Bamboo is a double sided art background for your aquarium to make it a fun and delightful. Featuring a calming eastern Buddha and bamboo theme, this... [More info]

£4.73
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Tetra Gammarus Turtle Food

Tetra Gammarus Turtle Food

Tetra Gammarus Turtle Food is contains 100% freeze dried river shrimp to give your turtles the best quality food. Rich in minerals and fibres, this delicious treat will add another... [More info]

From £1.79
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Tetra Tropical AmmoniaSafe 100ml

Tetra Tropical AmmoniaSafe 100ml

Tetra Tropical AmmoniaSafe is a quick and easy treatment to neutralise ammonia in your aquarium. By getting rid of any present ammonia, this Tropical AmmoniaSafe protects your fish from... [More info]

£2.86

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TetraTest Ammonia Water Test Kit

TetraTest Ammonia Water Test Kit

TetraTest Ammonia Water Test Kit is a fast and easy way of checking for ammonia in your water. The test works by changing the colour of a water sample in correspondence to the amount of... [More info]

£8.98

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Tetra Ammonia Test Strips 25 Pack

Tetra Ammonia Test Strips 25 Pack

Tetra Ammonia Test Strips 25 Pack is a quick and easy way to test the presence of ammonia in your aquarium. This 60 second test makes it faster and easier than any other product so you can... [More info]

£9.95

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Tetra Marine MineralMix 250ml

Tetra Marine MineralMix 250ml

Tetra Marine MineralMix 250ml is a essential mineral mix for enriching your aquarium water with the most important macro and micro elements. Containing calcium, strontium, magnesium and... [More info]

£7.88

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Tetra Marine SafeBalance 250ml

Tetra Marine SafeBalance 250ml

Tetra Marine SafeBalance 250ml is a stabilising water conditioner for your aquarium. Use the specially formulated SafeBalance to stabilise the pH and KH levels in your water to avoid... [More info]

£7.88

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Tetra pH/KH Minus 250ml

Tetra pH/KH Minus 250ml

Tetra pH/KH Minus 250ml is a special formula to reduce carbonate harness which consequently reduces the pH value of the water. This pH/KH Minus allows you to make simple and safe... [More info]

£9.95

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Tetra Pond Medica Argulus 250ml

Tetra Pond Medica Argulus 250ml

Tetra Pond Medica Argulus 250ml is an extremely fast and effective treatment for parasitic crustaceans in your pond. You may notice signs of parasitic infestations when there is increased... [More info]

£9.16

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Tetra Pond Medica Bacteria & Fungus 250ml

Tetra Pond Medica Bacteria & Fungus 250ml

Tetra Pond Medica Bacteria & Fungus 250ml is a fantastic way to treat your pond fish against all bacterial and fungal infections. Such infections can cause major health problems in your... [More info]

£7.98

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Tetra Pond Medica Parasites 250ml

Tetra Pond Medica Parasites 250ml

Tetra Pond Medica Parasites 250ml is a highly effective treatment against parasitic protozoans such as white spot, Trichodina, Chilodonealla and Ichthyobodo. These nasty parasitic... [More info]

£7.98

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Tetra ReptoFilter RF250

Tetra ReptoFilter RF250

Tetra ReptoFilter RF250 is an easy hassle free filter for aquatic terrariums of 20 litres up to 100 litres. Only using one cartridge filter, this simple and easy filter couldn't be more... [More info]

£17.94

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TetraTec APS400 Air Pump Spare Parts Kit

TetraTec APS400 Air Pump Spare Parts Kit

TetraTec APS400 Air Pump Spare Parts Kit is easiest and most straightforward option for replacing the existing components of your APS400 Air Pump. Due to an air pump having to work... [More info]

£7.30

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TetraTec EasyCrystal Filter BioFoam 250/300

TetraTec EasyCrystal Filter BioFoam 250/300

TetraTec EasyCrystal Filter BioFoam 250/300 is replacement filter foam for the TetraTec EasyCrystal FilterBox 250 and 300. The BioFoam is the biological filtration stage of the process... [More info]

£2.20

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TetraTec Filter Foam BF400/600 Plus

TetraTec Filter Foam BF400/600 Plus

TetraTec Filter Foam BF400/600 Plus is a replacement filter for the TetraTec Internal Filters IN400 and IN600. This highly advanced filter foam provides an extensive biological filtration... [More info]

£5.28

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TetraTec Filter Foam BF8000/1000 Plus

TetraTec Filter Foam BF8000/1000 Plus

TetraTec Filter Foam BF8000/1000 Plus is a replacement filter for the TetraTec Internal Filters IN800 and IN1000. This spectacularly advanced foam provides an exceptional biological... [More info]

£6.08

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TetraTec Suction Cup for EasyCrystal Filter 250/300

TetraTec Suction Cup for EasyCrystal Filter 250/300

TetraTec Suction Cup for EasyCrystal Filter 250/300 is a replacement suction cup for your TetraTec EasyCrystal Filter. An essential component of the filter, suction cups do wear out... [More info]

From £3.48
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