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? What You Get – One 57-watt germicidal ultraviolet lamp replacement bulb for water purification/sterilization units with G10Q-4 4-pins on one end, replaces multi-lamp 114W units, made of hard quartz glass, 17.5-inches overall length.

? Controls the Presence of Harmful Agents - Our 57W UV light sanitizer lamp bulb emits high levels of germicidal rays, enough to successfully control and even eliminate waterborne pathogens like bacteria, protozoa, and algae. Moreover, it prevents the spread of various fish diseases and viruses in artificial ponds and aquariums.

? Outstanding Lifespan - This bulb provides quality service for a very competitive lifespan of 10,000 lamp hours. However, we strongly recommend that you replace your UV bulb every 12 to 14 months to maximize the efficacy of your UV lamp and water purification unit.

? Disclaimer - Thoroughly check the specifications of your water sterilization unit before adding this item to your cart. This 57W UVC germicidal replacement bulb fits specific Aqua UV Classic and Twist & Savio Retro Units. The use of the Original Manufacturer's Name is for identification purposes only. Our product is not in any way affiliated with the mentioned companies. For questions, inquiries, and feedback about our product, do not hesitate to contact our customer support.

? EPA Est. No. 96701-IN-1