American Standard, Indoor Coil, 4MXC Series, Convertible (Upflow/Downflow/Horizontal Left or Right) Air Flow, Flow Control Check Valve Metering Device, 13 to 14 SEER, 18000 to 30000 Btu/hr Cooling Capacity, Aluminum Tubing, 3/4 (Gas) in Suction Line Size, R-410A Refrigerant, 1063 cfm @ 0.4 in Flow Rate, 3/8 in Liquid Line Size, 1.5;2;2.5 Ton Nominal Capacity, 3 Year Limited (Base Parts);10 Year Limited (Registered Parts) Warranty, Fixed Metering Device (Flow Control Check Valve - FCCV) Included, 20 in H x 14.5 in W x 21 in D The Ameristar line of heating and cooling products offers you flexible and affordable options for HVAC equipment replacement.