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CORONAVIRUS (COVID-19) INFORMATION UPDATE FOR OUR CUSTOMERS
SHOP OPEN FOR ESSENTIAL SUPPLIES ONLY WHAT DOES THIS MEAN - READ MORE
The good news is that you can still shop for all items with us online. Take care be safe and we look forward to welcoming you all back into our shop when the time is right.

Note - If you are self isolating please request the PARCEL TO BE LEFT ON DOORSTEP by the delivery driver when placing your order in the add comments about your order section on the checkout page.

During the current lockdown to help our busy couriers you must now order before 2.00pm for NEXT WORKING DAY DELIVERY on qualifying products.

Salt & Salinity Meters

Brand: Fluval
Fluval Sea Hydrometer provides an accurate and convenient method of measuring specific gravity and salt level in marine aquariums. Compact and easy to use, the hydrometer can be permanently installed inside the tank for continuous readings. Its slim, low-profile design camouflages well inside the ..
£6.47
Brand: Aqua Medic
Dynamic new formulation to meet the needs of the modern reef aquarium. Blended from chemically pure raw materials with elevated levels of calcium and alkalinity reserve without chelating agents. Contains all essential trace elements and enhanced levels of strontium and iodine. Does not contain nitra..
£6.99
Brand: D&D
SEAWATER Refractometer D-D announces the release of a true ‘Seawater’ calibrated refractometer. (Includes a small vial of Di water for zero calibration) What’s different between our NEW refractometer and others you might ask? Almost all, if not all, of the refractometers currently available t..
£36.99
Marine Salt Water 25 Litres
In Store Only
Brand: CMC
Pre-mixed salt water using RO and only the best marine salts available.Sold per 25 litres your own 25 litre container is required for us to fill.We will only fill suitable water carriers...
£4.75
RO Water 25 Litres
In Store Only
Brand: CMC
RO (reverse osmosis) water.Sold per 25 litres your own 25 litre container is required for us to fill.We will only fill suitable water carriers...
£2.25
Seachem Reef Salt - 189 Litre (Bag)
Discontinued
Brand: Seachem
Seachem Reef Salt is a chemically sound blend of salts designed to replicate natural reef waters. It is specifically formulated for the reef environment and will provide ideal seawater concentrations of magnesium, calcium, and strontium with proper alkalinity and pH for closed reef aquarium systems...
£18.69
Seachem Reef Salt - 600 Litre (Bucket)
Discontinued
Brand: Seachem
Seachem Reef Salt is a chemically sound blend of salts designed to replicate natural reef waters. It is specifically formulated for the reef environment and will provide ideal seawater concentrations of magnesium, calcium, and strontium with proper alkalinity and pH for closed reef aquarium system..
£49.99
Seachem Vibrant Sea - 227 Litres
Out Of Stock
Brand: Seachem
Vibrant Sea is a highly concentrated blend of salts formulated for marine and reef aquariums that contains all essential major, minor, and trace components found in natural seawaters, plus the added advantage of enhanced potassium levels. Its formulation is ideal for the reef environment and will pr..
£19.80
Seachem Vibrant Sea - 830 Litres
Out Of Stock
Brand: Seachem
Vibrant Sea is a highly concentrated blend of salts formulated for marine and reef aquariums that contains all essential major, minor, and trace components found in natural seawaters, plus the added advantage of enhanced potassium levels. Its formulation is ideal for the reef environment and will pr..
£55.80
Tetra Marine Sea Salt - 4Kg
Out Of Stock
Brand: Tetra
Marine Aquarium Sea Salt 4Kg Creates perfect water for marine fish and corals Replicates natural seawater for healthy fish and corals Rich in calcium and magnesium for healthy corals, shrimp, and other invertebrates No nitrates or phosphates, for cleaner water A good quality salt is the k..
£13.75
Brand: Tetra
Marine fish and corals require stable water conditions, which makes regular checking of salinity important. It’s also necessary to check salinity when making up new water for water changes. The TetraTec Hydrometer makes it simple to accurately check the salt content of water, giving precise readings..
£11.83
Brand: TMC
Combined aquarium Hydrometer & Thermometer.Will give a salinity reading with an accuracy of 0.002.You just need to gently lower this hydrometer into your aquarium water, the hydrometer will need to float freely without being in contact with any surface and a reading can then be taken at the leve..
£4.39
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