Product Detail Targets removal of formaldehyde, hydrogen sulfide, sulfur dioxide, and particles. Gas Phase Media: 11 lbs. granular impregnated carbon Coverage area of 900 sq ft (based on maximum fan speed and an 8.5 ft ceiling) . The "IQAir Chemisorber GC Air Purifier" is best product for you. We recommended IQAir Chemisorber GC Air Purifier