environmental protection erv hrv system

{"cid":"91223798","title":"Heat Recovery Core Technology The Key to Energy Conservation and Environmental Protection with Residential ERV HRV","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/aa\/ef\/718bfb35902f18e44bf41a18d416-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"Holtop","Model Number":"CFA 250T","Minimum Order Quantity":"1pc","Delivery Time":"Two weeks","Certification":"CE","Place of Origin":"Beijing,China","Payment Terms":"TT","Supply Ability":"200000 units per year","Packaging Details":"box","MODEL No.":"CFA 250T","Voltage \/ Frequency":"230V\/50Hz","Noise":"37 dB(A)","Exchanger":"Counterflow heat exchanger","Heat recovery efficiency":"Heat recovery efficiency up to 95%","Fan":"EC fan","Function":"Bypass function","Control":"Machine body control + remote control","Type optional for installation":"Left or right type optional for installation","Optional parts":"CO2 sensor, Remote intelligent controller, F7 filter, Wifi adaptor"}}

{"cid":"91222709","title":"1000-30000 M3\/H Fresh Air Filtration System Erv Hrv Heat Recovery Ventilator","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/91\/e2\/da356f18f8bec82a178cd06b4bf8-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"aircoger","Model Number":"HAVE-1","Minimum Order Quantity":"1","Delivery Time":"5-8 week","Place of Origin":"China","Payment Terms":"MoneyGram,Western Union,T\/T,D\/P,D\/A,L\/C","Supply Ability":"Peak Season Lead Time: 1-3 months\uff0c Off Season Lead Time: 1-3 months","Packaging Details":"Standard Export Plywood Case or Carton","Air Volume":"1650m\u00b3\/H","Rotational Speed":"1380r\/Min","Power":"90 W","Diameter of Fan Guard":"\u03a6300","Voltage":"380V","Power Supply":"380V 50Hz","Overall Dimensions":"680*560*410"}}