Hydrothol® Granular Aquatic Algaecide and Herbicide from United Phosphorus Inc. Crystal Clear and in shallow water applications

and in shallow water applications

The Aquascape® dual union check valves allow you to disconnect the pump and plumbing from a filter without draining all the water

Strong and lightweight aluminum construction

Product should be stored in a cool

Hydrothol® Granular Aquatic Algaecide and Herbicide from United Phosphorus Inc. Crystal Clear and in shallow water applicationsHydrothol Granular Aquatic Algaecide and Herbicide is a fast acting, EPA registered contact herbicide effective on a variety of aquatic weeds including milfoil, coontail, hydrilla, sago pondweed, leafy pondweed, curly leaf pondweed and others. Use early in the season when plants are young and easier to treat. Active Ingredients: Mono (N,N dimethylalkylamine) salt of endothall*, 11. 2% EPA Registration Number: 70506 174 Use with caution, following all