4-Pack Pre-Filter Designed to Fit AirGenius 4 Compact HFD280, HFD280B

These high-quality replacement pre-filter are designed to fit Honeywell* AirGenius 4 COMPACT Air Purifiers Models:
CoreCarbon precision cut pre-filters are replacements for the ABOVE LISTED MODELS ONLY that require 
HRF-K2 (Labeled as “K”)
 -High Grade Powdered Activated Carbon for Superior Performance
- Pre-Cut for Exact Fitment – NO SCISSORS REQUIRED
- Ships in resealable bag to maintain carbon freshness.
- UL 900 Certified for flame retardancy, class 2. 
- Proper balance of Air Flow and Performance
- Each pad measures 4-15/16” by 12-3/8”
- Made in USA, Not Imported
-Free Shipping
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.
Pre-filter size: 4-15/16” x 12-3/8”
Nominal thickness: .200”  
Material: High Grade Powdered Activated Carbon
Quantity: 4 Pre-Filters – Exact Fitment
**Please note this is a compatible spare part and the manufacturers' names, photos and part numbers have been used for reference purposes only.