Ultra PondWeed Defense | Aquatic Herbicide Select Size::32 oz. The impeller rides on a

The impeller rides on a wear resistant ceramic bearing and shaft set

mini lakes

submersible cord length 33'

Ammo Lock detoxifies deadly ammonia produced by fish waste and uneaten food

and a 3 acre pond at 12-16' deep

Ultra PondWeed Defense | Aquatic Herbicide Select Size::32 oz. The impeller rides on aPond Logic Ultra PondWeed Defense works on submerged, floating and emergent pond weeds. Use it all season on actively growing weeds for the best results. It must not be used in commercial fish processing areas. Ultra PondWeed Defense may be used for short term control of duckweed and watermeal in slow moving water. It also works on water lettuce, water hyacinth, Salvinia species, pennywort, frog's bit, cattails, bladderwort, hydrilla, watermilfoils,