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Treatment and Additives

Our dedicated Marine section has a great selection of Marine fish, corals and invertebrates and all the equipment necessary to house them. With all the leading brand products, coupled with great prices, you’ll find all you need to keep your marine fish in perfect condition. Check our updated Marine livestock lists to see what specialties of marine fish we have in store.

  • Sale!

    API Aqua Essential Water Conditioner 118ml

    Standard 1-3 days delivery

    Original price was: £5.99.Current price is: £5.09.
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  • Sale!

    API Aqua Essential Water Conditioner 237ml

    Standard 1-3 days delivery

    Original price was: £10.99.Current price is: £9.39.
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  • Sale!

    API Aqua Essential Water Conditioner 473ml

    Standard 1-3 days delivery

    Original price was: £18.99.Current price is: £16.19.
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  • Sale!

    API Melaxfix Antibacterial Treatment 118ml

    Standard 1-3 days delivery

    Original price was: £10.20.Current price is: £7.99.
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  • Sale!

    API Melaxfix Antibacterial Treatment 237ml

    Standard 1-3 days delivery

    Original price was: £16.05.Current price is: £11.99.
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  • Sale!

    API Melaxfix Antibacterial Treatment 473ml

    Standard 1-3 days delivery

    Original price was: £24.80.Current price is: £19.99.
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  • Sale!

    eSHa -ndx Against Parasitic Nematodes 20ml

    Standard 1-3 days delivery

    Original price was: £10.99.Current price is: £8.99.
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  • Sale!

    eSHa alx Against Parasitic Crustaceans 20ml

    Standard 1-3 days delivery

    Original price was: £10.99.Current price is: £8.99.
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  • Sale!

    eSha gdex Against Flatworms, Skin/Gill Flukes & Tapeworms 20ml

    Standard 1-3 days delivery

    Original price was: £10.99.Current price is: £8.99.
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  • Sale!

    eSHa Minaroll Vitamins, Trace Elements & Minerals 20ml

    Standard 1-3 days delivery

    Original price was: £5.59.Current price is: £4.99.
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  • Sale!

    eSHa Oodinex Wide Range Marine Treatment 20ml

    Standard 1-3 days delivery

    Original price was: £7.16.Current price is: £5.99.
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  • Sale!

    eSHa Trimarin Wide Range Marine Treatment (Non-Invert) 20ml

    Standard 1-3 days delivery

    Original price was: £7.19.Current price is: £5.99.
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  • Sale!

    Evolution Aqua Pure Reef Balance

    Standard 1-3 days delivery

    Original price was: £15.95.Current price is: £14.95.
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  • Sale!

    Fluval Cycle Biological Enhancer 120ml

    Standard 1-3 days delivery

    Original price was: £11.09.Current price is: £8.69.
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  • Sale!

    Fluval Cycle Biological Enhancer 30ml

    Standard 1-3 days delivery

    Original price was: £5.79.Current price is: £4.99.
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  • Sale!

    Fluval Cycle Biological Enhancer 375ml (50% Extra Free)

    Standard 1-3 days delivery

    Original price was: £14.89.Current price is: £11.49.
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  • Sale!

    Fluval Cycle Biological Enhancer 500ml

    Standard 1-3 days delivery

    Original price was: £29.79.Current price is: £24.99.
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  • Out of stock

    GDC IMAGE 132000 Treatments & Additives

    Collect In Store Only

    £0.00
    Details
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  • Modern Reef BioDiversity 500ml

    Standard 1-3 days delivery

    £22.99
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  • Modern Reef Complete Reef Food 100ml

    Standard 1-3 days delivery

    £46.99
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  • Modern Reef One-4 Reef 2.5 Litres

    Standard 1-3 days delivery

    £64.99
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  • Modern Reef One-4 Reef 5 Litres

    Standard 1-3 days delivery

    £94.99
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  • Modern Reef Polypop SPS Poly Colouration 100ml

    Standard 1-3 days delivery

    £46.99
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  • Sale!

    NT Labs Marine Anti-Aptasia 100ml

    Standard 1-3 days delivery

    Original price was: £13.99.Current price is: £12.59.
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  • Sale!

    NT Labs Marine Anti-Bacterial 100ml

    Standard 1-3 days delivery

    Original price was: £10.99.Current price is: £9.89.
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  • Sale!

    NT Labs Marine Anti-Fluke & Wormer 20 ml

    Standard 1-3 days delivery

    Original price was: £10.99.Current price is: £9.89.
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  • Sale!

    NT Labs Marine Anti-Parasite 100ml

    Standard 1-3 days delivery

    Original price was: £10.99.Current price is: £9.89.
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  • Sale!

    NT Labs Marine Anti-Phos – 100ml

    Standard 1-3 days delivery

    Original price was: £19.99.Current price is: £17.99.
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  • Sale!

    NT Labs Marine Coral Dip – 30ml

    Standard 1-3 days delivery

    Original price was: £14.99.Current price is: £12.99.
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  • Sale!

    NT Labs Marine Filter Media Bags (x3)

    Standard 1-3 days delivery

    Original price was: £8.99.Current price is: £8.09.
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  • Sale!

    NT Labs Marine Invertebrate Food 100ml

    Standard 1-3 days delivery

    Original price was: £7.99.Current price is: £7.19.
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  • Sale!

    NT Labs Marine Live Filter Bacteria 100ml

    Standard 1-3 days delivery

    Original price was: £9.99.Current price is: £8.99.
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  • Nyos Active Carb 1 Litre

    Standard 1-3 days delivery

    £15.99
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  • Nyos Active Carb 250ml

    Standard 1-3 days delivery

    £5.99
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