UV has proven to be a quick， reliable， and cost-effective method of water treatment for both point-of-use (POU) and point-of-entry (POE) systems. Being a chemical-free， environmentally friendly， and affordable UV water filter system， iSpring's upgraded UVF55FS UV water filter can protect the whole house against water concerns commonly found in private wells. For houses that get water from municipal water suppliers， this UV light water filter provides an effective solution against chlorine-resistant substances so that you know you and your loved ones get clean and worry-free water for drinking， washing， showers and more. Build your trust in water for your entire household by removing risks unable to be addressed by your municipal treatment plant or those born with well water or other natural water sources. This whole house UV light water filter is a perfect last step to add to your whole house water filtration system and give you the peace of mind of knowing you can trust your water.

Ensured highly effective treatment with water's long dwell time in the 37.5 in. 304 stainless steel reactor chamber

12 GPM flow rate and minimum pressure loss with 1 in. MNPT inlet/outlet design

High-quality 55-Watt UV lamp in durable quartz sleeve has a long bulb life of up to 9，000 hours

More secure with smart flow sensor switch-auto mode turns on and off the filter system automatically to avoid temperature increases due to long hours of working of the UV lamp

Upgraded 55-Watt/120-Volt ballast with audible and visual alarms makes it easy to monitor system performance

Annual replacement of the UV lamp and regular cleaning of the quartz sleeve (every 6-12 months) recommended to ensure optimal performance

Green alternative to chlorine removal treatments; free of harmful byproducts; low power consumption

Mounting clips included for easy DIY installation

30-day money-back guarantee， 1-year manufacturer warranty， and lifetime CS and tech support from iSpring in Atlanta， GA

How Can We Help? Text us now! (678)261-7611 Call Only M-F 9-5 EST / (470)560-0012 Text Only M-F 9-5 EST

Please search for 325281808 for replacement bulb.