The built in UV sterilizer exposes passing water to lethal doses of ultraviolet light, killing, sterilizing or otherwise irreparably damaging many micro-organisms. Your fish tank water is pumped slowly past the UV light which is sealed inside a quartz glass sleeve which is designed to allow the maximum amount of UV to pass through the water.
eBay
Custom Big Fish Tanks 300 Gallon 200 Gallon Large Aquarium 30 to 100 Gallon for Home Decoration Fish tank Aquarium
Aliexpress UK
The HW-304B has a built in 9 Watt UV sterilizer to help kill algae spores and bacteria, promoting crystal clear water. The filter is easy to set up, maintain and clean. · Built-in 9W UV sterilizer to kill viruses and harmful parasites.
eBay
Lvju Fish Aquarium Tank 92 Gallon 350 Liter 100*100*35cm Koi Pond
Aliexpress UK
The HW-304B has a built in 9 Watt UV sterilizer to help kill algae spores and bacteria, promoting crystal clear water. The filter is easy to set up, maintain and clean. · Built-in 9W UV sterilizer to kill viruses and harmful parasites.
eBay
Aquarium fish tank large 400 gallon aquarium fish tank with cabinet
Aliexpress UK
The service life of the UV germicidal lamp is more than 8000 hours, and it is convenient to replace the germicidal lamp, it is suitable for fish tanks, aquariums and places with filtration and circulation functions, etc.
eBay
Lvju Fish Aquarium Tank 75-1100 Gallons Aquaculture Aquaponic Breeding Fish Farms Aquarium Pond Tank
Aliexpress UK
This filter pushes water at 185 Gallons per Hour (GPH) for tanks up to 55 Gallons in size. It’s great for Freshwater and Saltwater Aquariums. In addition, our Bio-Falls system enhances water oxygenation, and aids with removing ammonia and nitrate.
eBay
Vokanda Fish Aquarium 100 Gallon 400 Liter 100*65*61cm 3.3'*2.1'*2' Betta Fish Tanks And Aquariums
Aliexpress UK
🐟WAVE MAKING - The powerful 400 gallon per hour pump has strong suction power and a strong water flow to create waves, energizing the water in the fish tank and making the fish happy.
eBay
Vokanda-Clear Water Tank for Fish Aquarium, 130 Gallon, 500 Liter, 120*120*35cm, 3.9 '* 3.9' * 1.1 ', One Side
Aliexpress UK
Output: 300GPH. Powerful: total output 300GPH; 4 outlets make it easy to run multiple sponge filters, air stones, bubbler decorations and air bubble discs. Perfect to oxygenate aquarium, aquaponic/hydroponic system, and small ponds.
eBay
20 Gallon Mini Luxury White Square Aquarium Fresh Water Fish Tank with Living Room Accessories for Home Decoration
Aliexpress UK
The service life of the UV germicidal lamp is more than 8000 hours, and it is convenient to replace the germicidal lamp, it is suitable for fish tanks, aquariums and places with filtration and circulation functions, etc.
eBay
Vokanda Aquarium Fish Tank, 120 Gallon, 480 Liter, 120*80*50cm, 3.9 '* 2.6' * 1.6'
Aliexpress UK