| abstract |
The present invention has an internal accommodation space, a housing including an inlet through which polluted air is introduced and an outlet through which the air from which odors are removed is discharged, and a pre-treatment filter for removing moisture or dust from the contaminated air introduced through the inlet. and a malodor adsorption unit for adsorbing malodors in the contaminated air that has passed through the pre-treatment filter, wherein the malodor adsorption unit includes a zeolite adsorbent. |