<strong>This is a High-Efficiency Pre-Filter Combination Package Based on FutureWay Electrostatic Fiber Filtration Technology.</strong><br /> Each thickened 5mm carbon pre-filter captures larger particles in the air such as dust, lint, fiber, pet hair, and fur, maximizing the life of the main HEPA filter.<br /> Uniquely added activated carbon particles to effectively reduce harmful odors such as cooking odor, smoke and some chemical odors. Providing healthier air. Better choice for pet owners, smokers, people suffering from asthma or allergies.<br /> Measuring and cutting pre-filters is time-consuming and potentially inaccurate, now you can replace the old and dirty pre-filter in few minutes, each piece is precision-cut to fit HPA300 air purifier.<br /> <strong>Specification</strong><br /> <strong>Compatible Air Purifier Model: </strong>HoneyWell HPA300(this is the air purifier with 3 HEPA filter)<br /> <strong>Pre-Filter Dimensions: </strong>17-1/4” x 14-1/4” x 1/4”<br /> <strong>Package Include:</strong> Carbon Pre-Filter x 6<br /> <strong>Feel and Breathe the Fresh Air with This HPA300 Activated Carbon Pre-Filter. </strong><br /><br /><br><b>Note: </b><br>This is a product designed and manufactured by Future Way. Any use of the brand name or model name of this product is only to illustrate product compatibility.<br>