EarthTec^® QZ is powerful invasive species control that has proven effective against zebra mussels, quagga mussels, Asian clams, New Zealand mud snails, a variety of nuisance snails including those associated with swimmer’s itch, and biofouling organisms including colonial hydroids and bryozoans. It is easy to apply, cost-effective, stays in solution, and rapidly disperses. We can help you design QZ treatment protocols that do not harm fish or other non-target species. It is EPA registered and NSF certified to ANSI Standard 60 for use in drinking water.