Carbon-based filter with additional Whishield anti-microbial layer of purification. Pre - cleans the air and eliminates over 99.99% of germs and bacteria. Removes larger particles and common household odors including smoke, cooking odors and pet odors. Pre-filter’s Whishield anti-microbial layer helps HEPA filter lasts longer and freshens the air. Inhibits the outgrowth of micro-organisms in the filter.
Model Fit: This filter is for Whirlpool Large Whispure WPT80 Series: WPT80P and WPT80B.
Package Includes: A pack of 4 pre-filter which is 1 year worth of supply.
Duration: Replace the pre-filter every 3 months.