A preventative treatment that keeps the aquarium healthy by suppressing background levels of fungus, bacteria and parasites.

When to use General Tonic:

  • Regularly, (once a month) as a preventative measure
  • When aquariums are new
  • When introducing new fish into an established aquarium
  • If water quality problems are found
  • When fish appear 'off colour' but have no obvious symptoms

For use with coldwater and tropical fish in marine or freshwater systems. Harmless to filters and all species of fish and plants.
Treats up to 500 litres (110 gallons).

Delivery Information

Fast Free UK Delivery on orders over £60.00.*
Smaller orders under £60.00 are subject to a £4.95 delivery charge. Delivery will typically be made within 2 - 3 working days but may be extended during peak times.

We Can Offer Next Day Delivery for £7.95*
To meet our deadline for this service you must order before 11.00am to ensure delivery for the next working day. This excludes weekends and bank holidays.

*Extra charges or restrictions will apply to certain UK postcodes. These include parts of Scotland, The Highlands, Northern Ireland and offshore Isles. Please note Next Day delivery is not available to these locations. Please click here for a full list of postcode exclusions and contact us today for a personalised quote. 

Customer Reviews

There are currently no reviews for this product. Please help us and others by writing a review.

Review This Product
Questions and Answers

Have a question for this product? Go ahead and ask us! We try to reply within a few hours but it may take longer on some questions.

Ask us a Question

People Viewing This Product Also Viewed

Related Categories You May Like