*****NOTICE ***** PRE-FILTERS ARE DESIGNED TO BE LARGER THAN AND PROPERLY COVER THE HEPA FILTER. NOT TO COVER THE HOUSING GRILL. NO AIR WILL BYPASS THE PRE-FILTER. REFERENCE IMAGE #2.

CoreCarbon Prefilter Overview
This high-quality replacement pre-filter is designed to exactly fit Honeywell* Air Genius 3, Honeywell* Air Genius 4, Honeywell* Air Genius 5, Honeywell* Air Genius 6 Air Purifiers - Models HFD300, HFD310, HFD314, HFD320, HD320, HFD323CV1, HFD323-TGT, HFD324, HFD360B.

Can be cut to fit but Not sized for the: Air Genius Compact Models: HFD280, HFD280B
Can be cut to fit but Not sized for the: QuietClean Models: HFD070, HFD-120, HFD123, HD123, HFD-140, HFD140, HFD140BWM, HFD230

Our finely ground, powdered, coconut shell, activated carbon media provides superior surface area for adsorption of VOC’s and other odorous gases (Minimum of 60% CTC). Powdered carbon provides faster adsorption than granular carbon and is cleaner to handle during replacement pad changes. Each microporous activated carbon replacement pad provides the adsorption surface area of over 50 tennis courts.

Replaces:
CoreCarbon pre-filters are replacements for the listed purifier models that require HRF-K2 (Labeled as “K”).

Specifications:
Pre-filter size: 5-3/4" x 20-5/8"
Nominal thickness: .200” (thicker than OEM replacements)
Material: High Grade Powdered Activated Carbon
Quantity: 4 Pre-Filters – Exact Fitment

*Registered mark of air purifier manufacturer. The products advertised on this page are manufactured by CoreCarbon.

Brand Name	CoreCarbon
Model Info	HRF-K2
Item Weight	3.84 ounces
Product Dimensions	20 x 5 x 4 inches
Item model number	HRF-K2
Is Discontinued By Manufacturer	No
Part Number	HRF-K2
Color	Black
Compatible Device	Air Purifier
Material Type	High Grade Powdered Activated Carbon
Batteries Included?	No
Batteries Required?	No

4-Pack Exact Fitment Pre-Filter Designed to Fit Honeywell Air Genius 3, 4, 5, 6 Purifier - Models HFD300, HFD310, HFD314, HFD320, HD320, HFD323CV1, HFD323-TGT, HFD324, HFD360B

Details

Description

Specifications

Common Questions