NTLabs Malachite 500ml Dennerle Feed no more than the

Feed no more than the amount your fish will completely consume within 2 hours

Suitable for all ponds~ Perfect for essential maintenance

beneficial bacteria

Rinse pad with tap water before and after use

such as beard algae

NTLabs Malachite 500ml Dennerle Feed no more than theWhen fish have white growths on the body, head or fins, which may contain some green or brown discolouration. Welahite can be used in conjunction with Koi Care Formaldeyde to treat fungal infections more effectively. Suitable for koi only. Test your water quality using NT Labs Test Kits. Mix the appropriate dosage in a clean bucket of pond water, pour evenly over the surface of the pond and leave for 7 days. Switch off UV filtration until treatment