Condensate drain pipe: Constructed from min1.0 thickness galvanized. Unique coil design promotes the mixture of warm and cold air, resulting in high thermal efficiency and lower operating costs. MECO concealed fan coil units, this series of fan coil units are designed to suit most ceiling concealed installations. Built-in automatic high-pressure condensate draining pump can pump out water up to 750mm high. Wireless remote controller with LED display as standard and a large LCD screen Thermostat is optional. Air return box is optional. BMS system is optional Water valve inside is optional. Our concealed fan coil units, widely used in theater , restaurant,office buildings, ect.