residential erv hrv with advanced filtration

{"cid":"91223798","title":"350CMH Residential ERV HRV fresh air system designed to deliver quiet and powerful ventilation with double filtration for enhanced indoor air","imgUrl":"https:\/\/img.chinax.com\/nimg\/62\/30\/64d508ff70b1f485f567ad4d16ae-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"Holtop","Model Number":"DX3.5DCB4","Minimum Order Quantity":"1pc","Delivery Time":"Two weeks","Payment Terms":"TT","Speed":"1-5","Input Power (W)":"114","Weight (Kg)":"9.5","Packaging Details":"box","Power supply":"220V\/50Hz","Noise dB(A)":"27-37","Airflow(m3\/h)":"70-350","Certification":"CE","Supply Ability":"200000 units per year","Model":"DX3.5DCB4","External Pressure (Pa)":"24-120","Place of Origin":"Beijing,China"}}

{"cid":"91225759","title":"Smart Fresh Air Ventilation Controller with Real Time CO\u2082 PM2.5 VOC Display WiFi Remote Access Weekly Programmable Schedule","imgUrl":"https:\/\/img.chinax.com\/nimg\/f4\/a0\/05a4a934dd25c939d380230fd06a-200x200-1.jpg","attrs":{"Price":"$65","Brand Name":"OEM or neutral (no brand)","Model Number":"G6-S","Minimum Order Quantity":"1","Delivery Time":"2-3 weeks","Rated voltage":"AC110-240V, 50\/60Hz","Dimensions":"86 \u00d7 86 \u00d7 52.5 mm","Certification":"CE, RoHS","Payment Terms":"T\/T","Display size":"4-inch full-color touchscreen","Standby power":"\u2264 2.0W","Control power":"\u2264 200W","Operating temperature":"-10\u2103--- +50\u2103","Supply Ability":"100000pcs","Place of Origin":"Guangdong, China"}}