pm2 5 commercial erv hrv

{"cid":"91223798","title":"Commercial ERV HRV Energy Recovery Ventilation System for Comfort Fresh Air Heat Recovery and Energy Saving","imgUrl":"https:\/\/img.chinax.com\/nimg\/dd\/a5\/cdc3013452165e2ef1a860cd2c29-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"Holtop","Model Number":"XHBQ-D6THC","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":"XHBQ-D6THC","Airflow (m3\/h)":"600","External Pressure (Pa)":"97","Noise dB(A)":"39","Input Power (W)":"250","Weight (kg)":"34"}}

{"cid":"91202313","title":"HVAC Thermostat Dpurat HRV Fresh Air Ventilator Heat Energy Recovery","imgUrl":"https:\/\/img.chinax.com\/nimg\/74\/a2\/483b195ffc3d0de90b5904c03bc3-200x200-1.jpg","attrs":{"Brand Name":"XUGUANG","Model Number":"XH-500D","Minimum Order Quantity":"1","Place of Origin":"CHINA","Payment Terms":"T\/T","Air volume":"500m3\/h","Power":"200w","voltage":"220V"}}