Nominal Size: 16x20x1. Actual Size of Air Filter: 15.75" x 19.75" x 0.75" MERV 13 Rating. Each filter lasts up to 3 months. Uniform pleat shape enhances dust holding capacity and maximizes air flow for HVAC or furnace. Supercharged pleated panel filtering media ideally suited for capturing fine airborne allergens such as bacteria, particles that carry viruses, pollen, fine dust and pet dander.
