pm2 5 88 cfm fresh air ventilation system

{"cid":"91171093","title":"stainless steel 202 High CFM exhaust roof ventilators with the price of material benefit","imgUrl":"https:\/\/img.chinax.com\/nimg\/88\/4d\/57bf1edcaa2454c4b87d815b4d70-200x200-1.jpg","attrs":{"Price":"the competitive price, factory price","Brand Name":"\"WT\u201d & \u201cBST\"","Model Number":"600mm","Minimum Order Quantity":"10 piece","Delivery Time":"within 3-10 days","Place of Origin":"Liaocheng","Certification":"ISO9001-2008","Material":"Stainless steel (SS304)","Amount of blade":"34 Pieces","Ventilation Diamete":"600 mm","Turbine Diameter":"740 mm","Soleplate Diameter":"600 mm","Height":"620 mm","Quality":"High quality, running well.","Quantity":"usually 100000 pieces \/per month","Sample":"offer sample, pay for cost of freight","Packaging Details":"carton","Payment Terms":"TT, LC","Supply Ability":"100000 pieces\/per month","Loading port:":"Any port of China, Usually Qingdao port","Trade terms:":"EXW, FOB, CFR, CIF, and so on."}}

{"cid":"91225759","title":"Adjustable Fan Speed Digital Ventilation Controller Wall Mounted Fresh Air Control Panel","imgUrl":"https:\/\/img.chinax.com\/nimg\/d5\/8f\/89264650aac2e90cbd06f7c7865d-200x200-1.jpg","attrs":{"Price":"US$74","Brand Name":"OEM or neutral (no brand)","Model Number":"KF-900K","Minimum Order Quantity":"1","Delivery Time":"2-3 weeks","Optional built in sensors":"VOC+PM2.5+ CO2+Temperature+Humidity","Payment Terms":"T\/T","Connectivity":"WiFi (Optional)","Supply Ability":"100000pcs","Certification":"CE, RoHS","Fan Speed Control":"Multi-speed intelligent adjustment","System Type":"HVAC \/ Fresh Air","Place of Origin":"Guangdong, China","Display":"LCD Segment Code screen","Product name":"Fresh air fan controller"}}