Select Item Model Type Description   Filmtec® Commercial for Tap Water TW30-2540 Thin film 2.5" X 40" 660 GPD 225 PSI XLE-4021 Thin film 4" X 21" 900 GPD 100 PSI TW30-4040 Thin film 4" X 40" 2,200 GPD 225 PSI Filmtec® Commercial for Brackish Water BW30-2540 Thin film 2.5" X 40" 660 GPD 225 PSI BW30-4040 Thin film 4" X 40" 2,200 GPD 225 PSI BW30-400 Thin film 8" X 40" 10,500 GPD 225 PSI Filmtec® Commercial for Sea Water SW30-4040 Thin film 4" X 40" 1,500 GPD 800 PSI SW30HR-380LE Thin film 8" X 40" 7,500 GPD 800 PSI Send for Quotation