Products Description: The RF series water fan coil units are designed specially to meet the varied requirements of zone cooling or heating using chilled water or hot water. Fan coil can be applied to 2 pipes 3 rows,2 pipes 4 rows, 4rows or 4 Pipes 4 (3+1) rows systems to satisfy the requirements of a wide variety of air conditioning or heating purpose application. The SF series is available in concealed versions for ceiling duct installation. This unit is presented as a single block including; fan deck, cooling or heatin coil, removable filter, drip tray, electrical conneclion box.