CUV-618/624 UV-C Clarifier Description: With stainless steel reflector inside, improve sterilizing effect by 30%, prolong the service life. Lamp shell with high pressure resistant, the maximum can reach 1 bar. So the range of theapplication can be much wider, Inlet with spiral guide design which can better sterilization. The lamp head and sterilization are designed separately, more safe to replace the UV-C lamp. With two sets magnets installed which can magnetize the water flow over.Better to removethe algae and better for your fishes. H shaped UV-C lamp.