One-piece fiberglass-reinforced Tagelus tank for durability Six-position Hi-Flow valve with manual air relief and sight glass for easy maintenance Includes pressure gauge Requires only periodic backwashing for sand debris removal Special diffuser ensures uniform sand bed and effective filtration Time-proven design for optimal sand exposure and efficient backwashing Flow system design maximizes run times between backwashings Combination sand and water drain for easy servicing and winterizing
