QuietClean Oscillating Towers

Medium/Large (HFD140BWM)
Medium (HFD-120-Q)
Medium (HFD230B)

The QuietClean Oscillating Tower Air Purifiers require the following filters:

  • 1 Washable Pre-Filter
  • 2 Permanent, Washable ifD® Particle Filters

Optionally, you can remove the washable pre-filter, and use the following Odor & VOC Reducing pre-filter:

  • 1 K Pre-Filter

Filter replacement guidelines:

  • Washable ifD® Filters and Pre-Filters are recommended to be washed every 3 months.
  • If using, the Optional K Pre-Filter is recommended to be changed every 3 months.

See below for compatible filters to the QuietClean Oscillating Tower Air Purifiers.

QuietClean Oscillating Tower for Medium/Large Rooms (HFD140BWM)

Required Filters:
1 Washable Pre-Filter
2 Permanent, Washable ifD® Filters

Optional:
1 K pre-filter 

Permanent, washable filters are included and do not need to be replaced. Optional Gas and Odor-reducing K pre-filters can be purchased and used in place of the included washable pre-filter.

K Pre-Filter (optional)

Available in 2 pack

QuietClean Oscillating Tower for Medium Rooms (HFD-120-Q) (HFD140BWM)

Required Filters:
1 Washable Pre-Filter
2 Permanent, Washable ifD® Filters

Optional:
1 K pre-filter 

Permanent, washable filters are included and do not need to be replaced. Optional Gas and Odor-reducing K pre-filters can be purchased and used in place of the included washable pre-filter.

K Pre-Filter (optional)

Available in 2 pack

QuietClean Oscillating Tower for Medium Rooms (HFD230B)

Required Filters:
1 Washable Pre-Filter
2 Permanent, Washable ifD® Filters

Optional:
1 K pre-filter 

Permanent, washable filters are included and do not need to be replaced. Optional Gas and Odor-reducing K pre-filters can be purchased and used in place of the included washable pre-filter.

K Pre-Filter (optional)

Available in 2 pack