Blagdon 1000ml Anti-Fungus & Bacteria Pond TreatmentFast effective treatment for cotton wool like fungus, fin rot, mouth rot and external bacterial problems Treating pond fish for fungal and external bacterial infections such as: cotton wool fungus, fin rot and mouth rot fungus Treats: 9,092 litres Use Anti Fungus and Bacteria when fish appear to have white cotton wool like growths, or mouth and fins appear to be rotting away. This is a fast and effective treatment which is wildlife and fish safe. This