... air purifier,duct air purifier,central AC air purifier,building air purifier.uv lamp,photo-catalyst,ESP,filter combined. HVAC air purifier,duct air purifier,central AC air purifier,building air purifier.uv lamp,photo-catalyst,ESP,filter ... m3/h•Max wind resistance: 6Pa•Initial filter remove all visible dust•Super power 253.7nm ... :770x650x150mm 1720x1060x150mm 1720x2560x150mm central AC air purifier