Breathe Fresh, Live Well! 🌱 Experience cleaner air with 90% particle capture. Enjoy a 3x longer lifespan than standard filters. Industrial-grade frames ensure durability and performance. Choose recyclable materials for a greener home. Support local manufacturing with every purchase. Eco-friendly materials MERV 8 filtration 3x lifespan The Filterbuy 18x30x1 Air Filter MERV 8 Dust Defense (4-Pack) is designed to enhance your HVAC system's efficiency while providing superior air quality. With a pleated design that captures 90% of airborne particles, these filters are built to last three times longer than traditional fiberglass models, all while being manufactured in the USA with eco-friendly materials.