PUR PUV25S 12-gpm Whole Home UV Standard Output Water Disinfection System Brand new! The box was opened and inspected. Note: It seems the box is missing a "(M) Quartz Sleeve O-Ring", you can buy online or at any hardware store. Enjoy safe, delicious water all throughout your home! Disinfect your water supply with the PUR 12 gpm ultraviolet system. This system uses a UV lamp to protect your water from harmful bacteria and viruses without adding any chemicals, and it features a compact axial flow design for improved disinfection to ensure safe drinking water. Great for homes or cottages, this NSF-55 Class B certified system is easy to install and even has an audible/visible reminder for when you need to change your lamp, making the maintenance low and the servicing easy Brand PUR Special feature NSF certified Material Plastic Included components water disinfection system Purification method Ultraviolet Power source Corded Electric Model name 12 gpm UV H2O disinfect system UPC 872076042327 Manufacturer GHP Group Inc Ideal for homes and cottages; effectively disinfect your water supply with the PUR 12 gpm Whole Home UV Water Disinfection System NSF/ANSI Standard 55 Class B certified UV system ensures effective disinfection of the whole water supply, to be 99.99% free from bacteria and water-borne viruses such as E coli, salmonella and legionella Flow rate is certified 12 gpm; ideal for residences with up to 3 bathrooms Long-life standard output UV lamp is made in the USA Exclusive VuCapTM design allows you to see the UV lamp is working