Lily Pipe Surface Skimmer13 – 12/1617 – 16/22Effectively and efficiently drowns the organism and protein floats and on the water surface to go through water more easily and help photosynthesis of water plants.360-degreee in-flow design allows water flows get through from all directions without clogging and provides convenience in cleaning.Patent self-floating design can automatically adjust water-level without effecting the function of filter system.Easy to install, effectively removes protein floats.Instructions :

• Needed to be connected with external filter or submersible filter to promptly filtrate the organism on the water surface
• To adjust the surface water flow rate, simply rotate the pole for adjustment