Ultraviolet Water Purifier Sterilizer Filter for Whole House Water Purification，6GPM 25W Model HQUA-UV-6GPM + 1 Extra UV Tube<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>6GPM Whole House Water Filtration Unit，22.8 inch long and 2.5 inch diameter.Inlet/Outlet: 1/2" Inch Connector.</li><li>CHECK YOUR BOOKLET in the package before you handle this system.Easy Installation .Simplicity and ease of maintenance.</li><li>No Secondary Pollution.No chemical added to the water supply.No change in taste， odor， pH or conductivity nor the general chemistry of the water.</li><li>Efficiency sterilization: Disinfect harmful bacteria and viruses in 1-2 seconds</li><li>Long Life. Normally， the lamp can work more than 9000 hours.</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51Stmft96mL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41U22wsxXSL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31Xyf5%2BVqYL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51XG0MSoOPL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51K46eQeuHL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51wkcAI2pGL.jpg" noproxy>