![Amazon.com: Tetra Pond TetraPond Replacement Bulb For GreenFree UV Clarifier, For Clean And Clear Ponds, 18-Watt, Model:19528 : Patio, Lawn & Garden Amazon.com: Tetra Pond TetraPond Replacement Bulb For GreenFree UV Clarifier, For Clean And Clear Ponds, 18-Watt, Model:19528 : Patio, Lawn & Garden](https://m.media-amazon.com/images/I/71g2mKYS7WL.jpg)
Amazon.com: Tetra Pond TetraPond Replacement Bulb For GreenFree UV Clarifier, For Clean And Clear Ponds, 18-Watt, Model:19528 : Patio, Lawn & Garden
![Amazon.com: LA AQUARIUM Perfect - 13 Watts UV G23 Base Light Bulb 13W Perfect working with Jebao Pond Sunsun Grech aquarium filter : Pet Supplies Amazon.com: LA AQUARIUM Perfect - 13 Watts UV G23 Base Light Bulb 13W Perfect working with Jebao Pond Sunsun Grech aquarium filter : Pet Supplies](https://m.media-amazon.com/images/I/51ifK+pTtgL.jpg)
Amazon.com: LA AQUARIUM Perfect - 13 Watts UV G23 Base Light Bulb 13W Perfect working with Jebao Pond Sunsun Grech aquarium filter : Pet Supplies
5W (5-watt) UV 120/220V Light Bulb |G23 Base 2-Pin| for Tetra Pond UV Sterilizer - Light Spectrum Enterprises, Inc
![Amazon.com: TetraPond Replacement Bulb For GreenFree UV Clarifier, For Clean And Clear Ponds, 9-Watt, 1 Count (Pack of 1) : Patio, Lawn & Garden Amazon.com: TetraPond Replacement Bulb For GreenFree UV Clarifier, For Clean And Clear Ponds, 9-Watt, 1 Count (Pack of 1) : Patio, Lawn & Garden](https://m.media-amazon.com/images/I/71y2ELlJ-NL.jpg)
Amazon.com: TetraPond Replacement Bulb For GreenFree UV Clarifier, For Clean And Clear Ponds, 9-Watt, 1 Count (Pack of 1) : Patio, Lawn & Garden
![Pennington Aquagarden UV replacement Pond Bulb For Uv Clarifier in the Pond Accessories department at Lowes.com Pennington Aquagarden UV replacement Pond Bulb For Uv Clarifier in the Pond Accessories department at Lowes.com](https://mobileimages.lowes.com/productimages/62358351-eade-4f55-b31c-5d11fc1b5615/61747674.jpg)
Pennington Aquagarden UV replacement Pond Bulb For Uv Clarifier in the Pond Accessories department at Lowes.com
![Amazon.com : Pond Boss AQUANIQUE Replacement Bulb for The UV 9 : Lawn And Garden Equipment : Tools & Home Improvement Amazon.com : Pond Boss AQUANIQUE Replacement Bulb for The UV 9 : Lawn And Garden Equipment : Tools & Home Improvement](https://m.media-amazon.com/images/I/51nv9KqsFqL._AC_UF894,1000_QL80_.jpg)