Keep the air in your home clean with this Insignia HEPA Air Purifier Filter. Designed for use in spaces up to 375 square feet, this filter is perfect for those with allergies or respiratory issues. With a lifespan of up to 2,000 hours, it's cost-effective and convenient. The filter is made by Insignia, a trusted brand in the heating, cooling, and air industry, and comes with a 1-year manufacturer warranty for added peace of mind.