The sticks are quite long "buoyant" and decline only slowly. Usually falls with me but no one from since until the occurrence of this event, the water surface was gefuttert clinically clean.
Disadvantages on the pond water I can not find also. No turbidity ... nothing.
I have a Sammselsurium of fish in the pond: koi, carp, goldfish, roach .... all love it.
Strong buy recommendation from me.
The price is unbeatable. In the relevant stores I pay many times over.
Since I have several "baby" in a wide variety of ages in the pond, Fütter I also still:
PSC = 1
Thus, for every "mouth size" which the menu offerings.