Whole House Water Filter with Built-in By-Pass reduces Sediment, Dirt, Rust, & Suspended Particles. This water treatment system treats all of the water entering your house, removing sediment and other particles that can damage your water softener, prematurely foul a carbon filter or ruin the plumbing fixtures and valves. With the built in bypass valve system maintenance is easy and does not require shutting off the water to the home in order to complete. This special package includes mounting bracket, 2 additional replacement filters and wrench. System comes backed by the Watts 145+ years of industry experience and quality. To ensure ease of installation and maintenance we have here on staff a full customer service and technical support team you can call for assistance.