The GermGuardian FLT4825 HEPA Replacement Air Purifier Filter is a high-quality filtration product designed to efficiently remove impurities and allergens from the air. With a MERV rating of 8, this true HEPA filter combines HEPA-Type technology to provide clean and fresh air for your home. The compact size of 15.8 x 4.8 x 1.3 inches makes it easy to install in various air purifiers, and its smart home compatibility allows for seamless integration with universal systems. The filter comes in a pack of 1 and is perfect for keeping your living space clean and healthy.