100ml Aviclens - Birdcare Co
Keeps drinking water sparkling clean and hygienic. Ideal for soaking seed. Will retard the growth of yeasts, fungi & bacteria. Incredibly economical. Safe to use every day for all birds.
Add 5mls per 10 litres (2 gallons) drinking water. 1 drop per 50ml drinker, 1/3 ml per pint or 1/2ml per litre.