Products for Aquariums from ARKA

Innovative, eco-friendly products to suit individual nneds

The German company ARKA specialises in biodegradable water treatments for aquaristics. ARKA meets the highest standards being the main European customer of the American biotechnology company, Ecological Laboratories, which is a market leader worldwide with their MICROBE-LIFT® line of products. Suitable for use in both freshwater and saltwater aquariums as well as pond water. Proximity to customers and responding to their needs remains an important priority.

Improving water quality, strengthening flora and fauna and optimising nutrient supply are the main features of all their products. Efficiency, environmental awareness and improved results command the respect and loyalty of owners of aquariums and ponds alike.

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Bestsellers CO2 Systems Decorative Rocks for Freshwater Aquariums Decorative Rocks for Marine Aquariums Pond Care Saltwater Aquarium Accessories Water Care Products

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ARKA: 1 - 30 of 105 items

5 Options
4.8 (51)
ARKA myReef-Rocks - Natural Reef Rock, 9-12cm (20 kg)

-5% Bestseller
- Create your dream reef
- Free from harmful substances
- Great design options
£74.59 £78.50 (£3.73 / kg)

Delivery by July 15
4.2 (23)
ARKA TDS/EC - Meter

-5%
- Precise readings
- Determines TDS & EC values
- Water temperature indication
£13.96 £14.70

Delivery by July 15
3 Options
5.0 (11)
ARKA Organic Active Salt, 10 kg

-5%
- Improves water quality
- Supports the well-being of the animals
- Nitrate & phosphate free
£46.61 £49.00 (£4.66 / kg)

Delivery by July 15
8 Options
5.0 (1)
ARKA myScape-Rocks Lava Pebbles, 10 kg, 70 - 90 mm (10 kg)

-5%
- For freshwater aquariums
- Ideal for planting
- Ready for use
£27.95 £29.50 (£2.80 / kg)

Delivery by July 15
3 Options
3.8 (5)
ARKA BIO GRAN - Food Granules for Ornamental Fish, 250 ml

-5%
- Certified organic
- Optimises natural colouring and growth
- High-quality organic food for ornamental fish
£4.92 £5.20 (£19.68 / l)

Delivery by July 15
3 Options
5.0 (10)
ARKA Premium Reef Salt, 20 kg
- Even suitable for the most sensitive species
- Promotes colours and growth
- Contains all important trace elements
£78.50 (£3.93 / kg)

Delivery by July 15
3 Options
5.0 (1)
ARKA Reef Ceramic - Column Narrow, ca. 40 cm

-5%
- Made in Germany
- Carefully handmade, unique
- Free from toxins, harmless
£51.28 £54.00

Delivery by July 15
5 Options
5.0 (4)
ARKA Reef Ceramic - Frag Stone, Round, large - 10 pieces

-5%
- Free from toxins and harmless
- Without artificial additives
- Highly porous structure
£11.18 £11.75 (£22.36 / kg)

Delivery by July 15
2 Options
5.0 (21)
ARKA Resin-Pure - Mixed Bed Resin, 4 l

-4% Bestseller
- Cation and anion resin
- Eliminates the finest residues
- For the purest water
£37.28 £39.00 (£9.32 / l)

Delivery by July 15
4.9 (8)
ARKA Multifunction Pipette With Brush - 50ml - 30cm
- With cleaning brush
- Filling volume: 50 ml
- Length: 30 cm
£9.80

Delivery by July 15
3 Options
5.0 (1)
ARKA Reef Ceramic - Shell Holder, L

-5%
- Free from toxins and harmless
- Without artificial additives
- Highly porous structure
£9.31 £9.80

Delivery by July 15
3 Options
5.0 (2)
ARKA Reef Ceramic - Reef Arch, ca. 20 cm

-5%
- Made in Germany
- Carefully handmade, unique
- Free from toxins and harmless
£27.95 £29.50

Delivery by July 15
5.0 (1)
ARKA Reef Ceramic - Reef Plates, Set of 10
- Free from toxins and harmless
- Without artificial additives
- Highly porous structure
£4.90

Delivery by July 15
3.4 (5)
ARKA ARKA myAQUA pH/TDS/EC Measuring Device with Thermometer

-4%
- Multifunction meter
- Suitable for aquariums, ponds, swimming pools, monitoring of osmosis plants and drinking water
- High precision
£37.28 £39.00

Delivery by July 15
5.0 (5)
ARKA mySCAPE-CO2 Diffuser Stainless Steel - 25 cm

-5%
- Made of stainless steel
- With ceramic membrane
- Robust & long-lasting
£18.63 £19.60

Delivery by July 15
4.6 (5)
ARKA myAqua resin filter 500ml
- Removes the finest residues (TDS)
- Length 32.5cm / diameter 6cm
- Supports standard osmosis systems
£29.50

Delivery by July 15
2 Options
5.0 (1)
ARKA Silicone Hose 4/6 mm - Grey, 10 m

-5%
- For freshwater and seawater aquariums
- Made of silicone
- Flexible & durable
£11.18 £11.75

Delivery by July 15
5.0 (7)
ARKA myAqua190/380 Fine and Carbon Filter Set
- Polypropylene fleece 5-micron structure
- High quality activated carbon
- Length about 25cm; Diameter about 5cm
£14.70

Delivery by July 15
5.0 (2)
ARKA myAqua1900 Carbon Filter C1

-5%
- Removes: odours, discolouration, chlorine, herbicides, pesticides, drug residues
- Length 27.5 cm / diameter 8 cm
- As an extension for ARKA Aquatics myAqua 1900
£27.95 £29.50

Delivery by July 15
5.0 (10)
ARKA mySCAPE CO2 Checker Set

-5%
- For freshwater aquariums
- Attached to aquarium glass pane
- With indicator solution
£13.96 £14.70

Delivery by July 15
5.0 (4)
ARKA myAqua1900 Fine Gilter
- Polypropylene fleece 1 micron structure
- Length 27.5 cm / diameter 8 cm
- As an extension for ARKA Aquatics myAqua 1900
£24.50

Delivery by July 15
4.6 (5)
ARKA myAQUA® Inline TDS meter

-5%
- For fresh water
- Precise & fast
- Easy to assemble and start running
£27.95 £29.50

Delivery by July 15
4 Options
5.0 (5)
ARKA Reef Ceramic - Flying Reef, ca. 40 cm
- Free from toxins and harmless
- Without artificial additives
- Highly porous structure
£68.50

Delivery by July 15
3 Options
5.0 (1)
ARKA Reef Ceramic - Reef Half Arch, ca. 40 cm

-5%
- Made in Germany
- Handmade, unique
- Free from toxins and harmless
£51.28 £54.00

Delivery by July 15
4 Options
5.0 (2)
ARKA PVC Hose 12/16 mm - Grey, 10 m

-5%
- For freshwater and saltwater aquariums
- Made of flexible PVC
- High-quality
£22.36 £23.50

Delivery by July 15
5.0 (4)
ARKA myAqua1900 Membrane

Bestseller
- Flow rate max. 1900 litres / day
- For myAqua1900 osmosis system
- High retention rate
£108.00

Delivery by July 15
4 Options
5.0 (4)
ARKA PVC Tubing 12/16 mm - Blue, 10 m

-5%
- For freshwater and seawater aquariums
- Made of flexible PVC
- High-quality
£22.36 £23.50

Delivery by July 15
5.0 (1)
ARKA BACTO-SHOT, 50 ml

-5%
- Highly active bacterial cultures
- For seawater & fresh water
- Crystal clear water
£5.58 £5.90 (£111.60 / l)

Delivery by July 15
5.0 (2)
ARKA Reef Ceramic - Reef Branch, ca. 30 cm
- Made in Germany
- Carefully handmade, unique
- Free from toxins and harmless
£14.70

Delivery by July 15
2 Options
5.0 (2)
ARKA Filter Media Bag, 500 ml
- For saltwater & freshwater aquariums
- Made of tear-resistant nylon
- With zip fastener
£3.90

Delivery by July 15