What is the overall size of the new fan with 4000 air volume 1740? 1240? This is the standard size of a new fan. The new fan is an
What is the overall size of the new fan with 4000 air volume 1740? 1240? This is the standard size of a new fan. The new fan is an effective air purification equipment, which can circulate indoor air. On the one hand, the dirty air in the room is discharged outside; On the other hand, it inputs outdoor fresh air into the room through sterilization, disinfection, filtration and other measures to keep the room fresh and clean at all times. The new fan adopts the patented technology of fresh air convection, which makes indoor air convection and replaces indoor air to the maximum extent through independent air supply and air introduction. The new fan has a built-in multifunctional purification system to ensure the clean and healthy air entering the room.