Dyofix products are manufactured using the highest quality colours which has been tested to European food additive standards, they will not harm fish, wildlife, insects or plants.
The coloured water filters out light which disrupts photosynthesis, leaving submerged algae and weeds unable to grow.
For the 15,000 lite concentration bottle, the dosage is 1ml per 50 litres of water
For the 50,000 litre concentration bottle, the dosage is 1ml per 150 litres
For the 100,000 litre concentration bottle, the dosage is 1ml per 300 litres
Add the measured amount of Dyofix into a half filled watering can and spread around the water surface. For a maintenance dose, add 10% of the original measurement monthly.
Full instructions are included on the bottle