FREE Delivery on UK Orders over £65 / ROI Orders over €80


Marina

Shop our extensive range of Marina aquarium products and kits, including heaters, gravel, aquarium kits, and other essential accessories and supplies. Designed to support a thriving aquatic environment, Marina products ensure your aquarium is well-equipped and beautifully maintained.

FREE Delivery on UK Orders over £65 and Ireland Orders over €80

10 products

  • Last stock! Marina Gravel Natural Black Beach Pebble 2kg 12-18mm

    MARINA Marina Gravel Natural Black Beach Pebble 2kg 12-18mm

    3 in stock

    Marina Gravel Natural Black Beach Pebble 2kg 12-18mm Description Add dramatic contrast and natural elegance to your aquarium with Marina Decorative Natural Gravel in Black Beach Pebble. With its larger 12–18mm grain size, this completely natural gravel creates a striking base while maintaining a safe and healthy environment for your aquatic life. Marina Gravel Natural Black Beach Pebble 2kg 12-18mm Key Features Natural black beach pebbles for a bold, stylish look Grain size: 12–18mm – perfect for decorative layering and visual impact Safe for all freshwater aquariums – will not affect water chemistry or harm fish Excellent for planted tanks, providing a sturdy substrate for root growth Stable base for anchoring ornaments and accessories Pack size: 2kg – suitable for small to medium aquariums Also available in 10kg (Item code: 12523) Marina Natural Gravel – Black Beach Pebble is ideal for aquarists seeking a premium, natural finish with added texture and depth

    3 in stock

    £6.50

  • Marina Minerva Digital Thermometer C/F

    MARINA Marina Minerva Digital Thermometer C/F

    Marina Minerva Digital Thermometer C/F Description Maintain the ideal environment for your aquatic life with the Marina Minerva Digital Thermometer. Designed with precision and convenience in mind, this LCD vertical mount thermometer offers accurate temperature readings in both Celsius and Fahrenheit, helping ensure the health and well-being of your fish. Marina Minerva Digital Thermometer C/F Key Features Accurate temperature monitoring in both °C and °F Temperature range: 19°C to 30°C (66°F to 88°F) Easy-to-read LCD display for quick and clear readings Vertical mount design with adhesive backing for easy installation on the outside glass Suitable for all freshwater and saltwater aquariums Length: 7.6 cm (3 in) – compact and discreet Marina Minerva Digital Thermometer C/F Other Models Available 11220 – 22 to 30°C (72 to 86°F) 11221 – Horizontal LCD, 20 to 30°C (68 to 86°F) 11222 – 18 to 30°C (64 to 86°F) 11223 – 19 to 31°C (66 to 88°F) 11227 – 72 to 86°F With its reliable performance and easy installation, the Marina Minerva Digital Thermometer is an essential tool for any aquarist looking to maintain optimal water conditions.

    £3.50

  • Last stock! Easy Clean Aquarium Gravel Cleaner (Large)

    MARINA Marina Easy Clean Aquarium Gravel Cleaner (Large)

    2 in stock

    Marina Easy Clean Aquarium Gravel Cleaner (Large) Description The Marina Easy Clean Gravel Cleaner (Large) is a practical and reliable solution for maintaining large aquariums with minimal hassle. Designed with smart features, it helps you keep your tank clean and your aquatic life healthy, without the mess. Marina Easy Clean Aquarium Gravel Cleaner (Large) Key Features Quick-start function ensures effortless siphoning to get started quickly Gravel guard prevents substrate from being drawn out during cleaning Oval-shaped cleaning tube allows better access to corners and hard-to-reach areas Comfortable ergonomic grip offers better control and ease of use Non-kink hosing provides a smooth, consistent flow of water Ideal for use in planted and decorated aquariums Marina Easy Clean Aquarium Gravel Cleaner (Large) Specifications Cleaning tube size: 6.4 cm (2.5 in) diameter x 60 cm (24 in) length Hose length: 1.83 m (6 ft) Whether you're maintaining a large freshwater or planted tank, the Marina Large Gravel Cleaner simplifies your cleaning routine while protecting the gravel and overall setup of your aquarium.

    2 in stock

    £22.70

  • Last stock! Marina Submersible Pre-Set Heater 150W

    MARINA Marina Submersible Pre-Set Heater 150W

    1 in stock

    Marina Submersible Pre-Set Heater 150W Description The Marina Submersible Pre-Set Heater (150W) is a reliable and efficient heating solution for freshwater or saltwater aquariums up to 150 litres (40 US gallons). With a durable design and user-friendly features, it helps ensure your aquatic environment remains stable and comfortable for your fish and plants. Marina Submersible Pre-Set Heater 150W Key Features 150-watt submersible heater, ideal for tanks up to 150L (40 US gal) Suitable for both freshwater and saltwater aquariums Length: 27cm (10.6”) – compact and easy to place within the tank Temperature range: 20°C to 28°C (68°F to 82°F) Easy-to-access temperature set dial with clear, readable settings On/Off pilot light indicator lets you know when the heater is functioning Impact-resistant glass construction, built for durability Protective bumper guard to keep fish safe from direct contact Waterproof sealed design for full submersion Mounting bracket with suction cups included for secure, easy installation 1.8-metre power cord for convenient positioning CSA approved, meeting safety and performance standards The Marina 150W Submersible Heater offers the perfect balance of performance, safety, and ease of use, making it a great choice for medium-sized aquariums.

    1 in stock

    £31.60

  • Last stock! Marina Gravel Natural Grey Creek 2kg 2-4mm

    MARINA Marina Gravel Natural Grey Creek 2kg 2-4mm

    2 in stock

    Marina Gravel Natural Grey Creek 2kg 2-4mm Description The Marina Decorative Natural Gravel in Natural Grey Creek offers a beautiful and functional substrate for your aquarium. Made from completely natural materials, this gravel enhances the appearance of your tank while supporting a healthy environment for fish and aquatic plants. Marina Gravel Natural Grey Creek 2kg 2-4mm Key Features Natural grey creek gravel, ideal for a clean, modern aquarium look Completely natural composition, safe for all freshwater fish Does not alter water chemistry or harm aquatic life Perfect substrate for rooted plants, promoting healthy growth Provides stable support for ornaments and other tank decorations Grain size: 2–4mm Pack size: 2kg – suitable for small to medium aquariums Also available in 10kg (Item code: 12531) Enhance your aquarium with Marina Natural Gravel, a practical and visually appealing choice for any aquascape.

    2 in stock

    £6.50

  • Last stock! Marina Gravel Natural Desert Beige 2kg 2-4mm

    MARINA Marina Gravel Natural Desert Beige 2kg 2-4mm

    3 in stock

    Marina Gravel Natural Desert Beige 2kg 2-4mm Description Bring natural beauty to your aquarium with Marina Decorative Natural Gravel in Desert Beige. This completely natural substrate adds a warm, earthy tone to your tank while offering excellent support for plants and ornaments. Marina Gravel Natural Desert Beige 2kg 2-4mm Key Features Natural desert beige gravel for a soft, natural look Grain size: 2–4mm Safe for all freshwater aquariums – will not alter water chemistry or harm fish Ideal for planted tanks, offering excellent root support Provides a stable base for ornaments and decorations Pack size: 2kg – great for small to medium aquariums Also available in 10kg (Item code: 12533) The Marina Natural Gravel range is perfect for aquarists looking to create a natural, healthy, and visually appealing underwater environment.

    3 in stock

    £6.50

  • Last stock! Marina Gravel Natural Beach Pebble 2kg 12-18mm

    MARINA Marina Gravel Natural Beach Pebble 2kg 12-18mm

    1 in stock

    Marina Gravel Natural Beach Pebble 2kg 12-18mm Description Create a warm and inviting underwater landscape with Marina Decorative Natural Gravel in Beach Pebble. With its soft, natural tones and larger 12–18mm grain size, this gravel is ideal for adding texture and visual appeal to your aquarium while supporting a healthy aquatic environment. Marina Gravel Natural Beach Pebble 2kg 12-18mm Key Features Natural beach pebbles for a bright, coastal-inspired look Grain size: 12–18mm – ideal for decorative layering and structure Completely natural and fish-safe – will not alter water chemistry Excellent substrate for live plants, offering firm root support Provides a stable base for ornaments and tank accessories Pack size: 2kg – suitable for small to medium aquariums Also available in 10kg (Item code: 12521) Marina Natural Gravel – Beach Pebble is a perfect choice for aquarists looking to enhance their tank with natural beauty, functionality, and lasting durability.

    1 in stock

    £6.50

  • Last stock! Marina Decorative Gravel Purple 2kg

    MARINA Marina Decorative Gravel Purple 2kg

    1 in stock

    Marina Decorative Gravel Purple 2kg Description Add a bold splash of colour to your freshwater aquarium with Marina Decorative Gravel in Purple. This epoxy-coated gravel combines vibrant aesthetics with practical benefits, offering a safe and supportive substrate for a clean and healthy aquatic environment. Marina Decorative Gravel Purple 2kg Key Features Colour: Purple – rich, vibrant tone for a striking aquascape Grain size: 4–7mm (0.15"–0.3") Net weight: 2kg (4.4 lbs) – ideal for small to medium aquariums Epoxy-coated finish ensures the gravel is inert and will not affect water chemistry Dust-free for easy, clean application Encourages growth of beneficial bacteria, aiding natural biological filtration Suitable for freshwater aquariums only Marina Decorative Gravel – Purple is perfect for aquarists who want to create a unique, colourful underwater landscape while supporting a healthy aquatic ecosystem.

    1 in stock

    £6.50

  • Last stock! Marina Decorative Gravel Black 2kg

    MARINA Marina Decorative Gravel Black 2kg

    3 in stock

    Marina Decorative Gravel Black 2kg Description Enhance your aquarium with a sleek, modern look using Marina Decorative Gravel in Black. Perfect for freshwater aquariums, this epoxy-coated gravel provides a striking backdrop that complements plants, ornaments, and fish, while supporting a healthy aquatic environment. Marina Decorative Gravel Black 2kg Key Features Colour: Black – bold and elegant for a clean, contemporary aquascape Grain size: 4–7mm (0.15"–0.3") Net weight: 2kg (4.4 lbs) – ideal for small to medium tanks Epoxy-coated to keep the gravel inert and safe for aquatic life Will not affect water chemistry – suitable for all freshwater aquariums Dust-free for clean handling and easy setup Encourages beneficial bacteria growth, supporting biological filtration for clearer water Marina Decorative Gravel – Black is a stylish and functional substrate choice, perfect for aquarists who want a dramatic, low-maintenance base that promotes a healthy aquarium. Also available in a 10kg size (Item code: 12471).

    3 in stock

    £6.50

  • Last stock! Marina Glass Cleaner

    MARINA Marina Aquarium Glass Cleaner

    1 in stock

    Marina Aquarium Glass Cleaner Description Keep your aquarium crystal clear without getting your hands wet with the Marina Aquarium Glass Cleaning Kit. This versatile tool is designed to make routine tank maintenance easy and efficient, featuring multiple attachments to tackle different types of debris and algae. Marina Aquarium Glass Cleaner Key Features All-in-one glass cleaning tool for aquarium maintenance Sponge attachment for removing general algae and debris Razor blade attachment to scrape off stubborn algae buildup (safe for glass tanks) 90-degree sponge attachment for easy cleaning of tank corners Extended handle length: 52cm (20.5 inches), perfect for deep or tall tanks Keeps hands dry and makes cleaning more comfortable and hygienic Ideal for both beginner and experienced aquarists, the Marina Glass Cleaner Kit is a must-have for maintaining clear, spotless aquarium glass and a healthy viewing environment.

    1 in stock

    £8.60

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