residential erv hrv with dc fan

{"cid":"91223798","title":"Holtop CFA 250C Ceiling ERV Unit with DC Fan 250CMH","imgUrl":"https:\/\/img.ismap.com\/nimg\/f5\/52\/d9fee18161085e7e3a6c5cf11128-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"Holtop","Model Number":"CFA 250C","Minimum Order Quantity":"1pc","Delivery Time":"Two weeks","Place of Origin":"Beijing,China","Payment Terms":"TT","Supply Ability":"200000 units per year","Packaging Details":"box","Certification":"CE","Intelligent control system":"Remote LCD Intelligent controller ( WIFI optional)","Structure features":"Galvanized sheet shell + Integrated EPS foam structure + internal insulation","Optional parts":"CO2 Sensor, Wifi module, F7 filter","Airflow Range":"150~2000CMH","Energy Saving":"Comfort Fresh Air + Energy Saving","Fan":"DC Fan","exchanger":"High efficiency enthalpy heat exchanger","Auto bypass":"100% automatic control","filter":"G3 filter","Model":"CFA 250C","Rated Airflow (m\/h)":"250","Extornal Pressure (Pa)":"85","Enthalpy Efficiency (%) Cooling":"68-83","Enthalpy Efficiency (%) Heating":"70-83","Temperature Efficiency (%)":"79-86"}}