Features: * Easily installs on cold water line, reduces dirt, sand, silt, rust and scale particles to protect fixtures and appliances such as water heaters * For high-flow/heavy-sediment applications including private wells, large homes, farms, restaurants, swimming pools, spas, or trickle irrigation * Durable polypropylene construction * Provides 4 times the capacity of standard 10 in. filters * Use with nos.R50-BBS, CP5-BBS, or RFC-BBS filter cartridges, no.OR-100 replacement o-ring, and/or no.WBA mounting bracket * NSF International tested and certified * Includes SW-3 filter housing wrench * Inlet/outlet: 1 in. What"s In The Box: * Culligan HD-950A Heavy-Duty Sediment Water Filter for Whole House