Yamitsu Pond Medic Formalin Koi Fish Pond White Spot Anti Parasite Flukes 500 ml

Directions An effective treatment against many parasites such as Whitespot, Flukes, Ciliates and Flagellates. Add 10ml per 1000 Litres (200 Gallons) for water temperatures up to 14 Degrees C, repeat 10 days later. For temperatures above 14 Degrees C add 10ml per 500 Litres (100 Gallons), repeat 8 days later. For severe cases, use as a dip at the rate of 1ml per 5 Litres for up to 30 minutes, followed 48 hours later by a standard treatment. Aeration is essential during treatment, filtration should be maintained at all times, and Ultra Violet filters should be switched off during treatment. Do not overdose.