Flanders PrecisionAire EZ Flow II Furnace Filter, 12 In. x 25 In. x 1 In. is a dependable choice for maintaining clean and efficient indoor air quality. This filter is crafted with high-quality continuous filament spun glass, providing superior filtration performance. Its frame is made from a single piece of chipboard, designed to prevent corner separation and ensure a secure fit that minimizes air leakage. The filter effectively captures common airborne allergens and pollutants such as pollen, pet dander, dust, lint, and dust mites, helping to create a healthier living environment. Model Number: 112251