UPL Hydrothol 191 Granular Pond Algaecide and Herbicide Farm Pond Supplies_Aquatic Weed Control Products Can not be shipped to

Can not be shipped to PR

Mufflers come in two different sizes:

Direction for use:

Works rapidly enough to be effective in both still and slow-moving water

Filter element is washable and reusable

UPL Hydrothol 191 Granular Pond Algaecide and Herbicide Farm Pond Supplies_Aquatic Weed Control Products Can not be shipped toHydrothol 191 Granular Algaecide Herbicide is a selective, rapid acting, contact herbicide and algaecide. Controls submersed weeds and algae in lakes, ponds, irrigation canals, and drainage ditches. Works rapidly enough to be effective in both still and slow moving water. EPA approved Works quickly Not swimming or fishing restrictions Works on both Algae and Pondweeds! Available in a 20 pound bag only. *Cannot be shipped to: AK, CA, CT, DC, DE, HI,