... Recovery Fresh Air Unit (Ceiling Mounted Type)Model :XHQ/XHX 200D - 7000DAir Flow:200m3/h- 7000m3/hTotal heat recovery74% - 79 ... summer and winter.Application:Fan coil units is the indoor terminal units of the air conditioning system,. Applicable to hotels ... , villas, hospitals, cinemas, stadiums, recreations, office blocks, factories and so on. HRV (Heat recovery ventilator 200-7000m3 ...