Blagdon Guardian Pond Tonic Salt, for Fish Health, Water Quality, General Tonic, pH Buffer, 2.27kg, treats 2,273 litres

Amazon

Reduces fish stress, promotes fish health; contains essential physiological salts that fish need to thrive Protects fish against disease and helps fish recover from stress and illness following disease treatments Highly effective and easy to use, can be added directly to your pond as a general tonic, pH buffer, anti-stress agent, or as a supportive measure Follow the easy, step-by-step instructions on the back of pack to add the correct amount of salt for your pond’s needs Once added the salt will remain indefinitely, only being removed by water changes and water outflow, such as a through-flowing stream

Cazaar

Blagdon Water Quality Pond Guardian Tonic Salt 2.27kg Blagdon Pond Guardian helps fish to maintain a stable internal salt and fluid balance, which is essential for fish health. This unique balanced formulation of essential physiological salts promotes the best fish health, all year round. It also has a built in pH buffer which lessens the risk of pH swings which can cause stress to fish. Essential physiological salts to promote pond fish health Mild pH buffer Protects fish against disease Easy to use - can be added directly to a pond