If you already know the volume please enter it below to calculate dosage*
Dosage Required* gm
* Always follow the instructions on the label. This calculator is intended to be used only as a guide to how much product you need to buy to treat your system. It does not take account of displacement caused by shelves, rocks and ornaments etc. and does not include the volume of any external filtration system. NT Laboratories Ltd. will not accept any responsibility for inaccuracies or misuse of this guide.
Product Tips & Advice
Add early in the season before the algae starts to grow Spread all over the pond for best effect