pm2 5 commercial erv hrv

{"cid":"91223798","title":"Holtop Wall Mounted Residential ERV HRV for Indoor Outdoor Air Exchange and Filtration with CO2 Sensor","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/b1\/5c\/43454fef19b1aba2205e46b0f1de-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"Holtop","Model Number":"ERVQ-B150-1B1(H02)","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":"ERVQ-B150-1B1(H02)","Airflow (m3\/h)":"150","Filtration efficiency\u00a0(%)":"99% HEPA","Filtration mode":"Pm2.5 purify \/ Deep purify \/ Ultra purify","Speed":"DC \/ 8 speed","Input power (W)":"35","Temperature\u00a0efficiency\u00a0(%)":"82","Noise dB(A)":"23 \u2013 36","Control":"Touch screen panel \/ Remote control","Air quality display":"CO2 \/ Temp & R.H","Operational Mode":"Manual \/ Auto \/ Timer","Suitable room size (m2)":"20 \u2013 45","Dimension (mm)":"450*155*660","Weight (kg)":"10"}}

{"cid":"91202313","title":"HVAC Thermostat Dpurat HRV Fresh Air Ventilator Heat Energy Recovery","imgUrl":"https:\/\/img.silkroadsl.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"}}