![Green Killing Machine - Internal UV Sterilizer (9W) - 200L/hr (50 US Gal/hr) Max Flow - for Aquariums up to 200L (50 US Gal) - AA Aquarium #AAUV9W Green Killing Machine - Internal UV Sterilizer (9W) - 200L/hr (50 US Gal/hr) Max Flow - for Aquariums up to 200L (50 US Gal) - AA Aquarium #AAUV9W](https://pondsandpets.com/image/cache/catalog/aa-aquarium/upc_1168630512092-500x500.jpg)
Green Killing Machine - Internal UV Sterilizer (9W) - 200L/hr (50 US Gal/hr) Max Flow - for Aquariums up to 200L (50 US Gal) - AA Aquarium #AAUV9W
![Fish 'R' Fun Green Killing Machine Internal UV Sterilizer with Power Head, 9W Upto 200 Litre : Amazon.co.uk: Pet Supplies Fish 'R' Fun Green Killing Machine Internal UV Sterilizer with Power Head, 9W Upto 200 Litre : Amazon.co.uk: Pet Supplies](https://m.media-amazon.com/images/I/61YS+RRPGLL._AC_UF894,1000_QL80_.jpg)
Fish 'R' Fun Green Killing Machine Internal UV Sterilizer with Power Head, 9W Upto 200 Litre : Amazon.co.uk: Pet Supplies
![Help I recently purchased this hexagonal 20 gallon aquarium and I'm currently having trouble getting this algae bloom under control I bought a small pleco and a green killing machine uv light Help I recently purchased this hexagonal 20 gallon aquarium and I'm currently having trouble getting this algae bloom under control I bought a small pleco and a green killing machine uv light](https://i.redd.it/6ivflb7tdpsa1.jpg)
Help I recently purchased this hexagonal 20 gallon aquarium and I'm currently having trouble getting this algae bloom under control I bought a small pleco and a green killing machine uv light
![Aquarium U-V Filter Green Killing Machine for 40-75 Gallon Fish Tank Crystal Clear 300GPH Submersible Water Pump Air Supply Wave Maker : Amazon.co.uk: Pet Supplies Aquarium U-V Filter Green Killing Machine for 40-75 Gallon Fish Tank Crystal Clear 300GPH Submersible Water Pump Air Supply Wave Maker : Amazon.co.uk: Pet Supplies](https://m.media-amazon.com/images/I/71J7yCHmqqL.jpg)
Aquarium U-V Filter Green Killing Machine for 40-75 Gallon Fish Tank Crystal Clear 300GPH Submersible Water Pump Air Supply Wave Maker : Amazon.co.uk: Pet Supplies
![Mini Green Killing Machine Aquarium UV Filter Sterilizer with 3W UV Bulb Inside : Amazon.co.uk: Pet Supplies Mini Green Killing Machine Aquarium UV Filter Sterilizer with 3W UV Bulb Inside : Amazon.co.uk: Pet Supplies](https://m.media-amazon.com/images/I/81vyHtaueUL._AC_UF894,1000_QL80_.jpg)
Mini Green Killing Machine Aquarium UV Filter Sterilizer with 3W UV Bulb Inside : Amazon.co.uk: Pet Supplies
![Mini Green Killing Machine Aquarium UV Filter Sterilizer with 3W UV Bulb Inside : Amazon.co.uk: Pet Supplies Mini Green Killing Machine Aquarium UV Filter Sterilizer with 3W UV Bulb Inside : Amazon.co.uk: Pet Supplies](https://m.media-amazon.com/images/I/51A-umEbveL._AC_UF894,1000_QL80_.jpg)