Spare 13W UV Bulb for Sunsun HW Series & Aquatop Canister Filter

Spare 13W UV Bulb Replacement bulbs for Sunsun and Aquatop Canisters, UV sterilizers and pond pumps also works with Tetra, Helix Max, Turbo-Twist, Greenfree and JBJ subMariner UV units Average life hour: 8000 hours Power: 13 W Note : 13W Lamp length is 19cm (end to end)