411i & 411a Max Replacement Filter Compatible with Blue Pure 411i & 411a Max Air Puri-fier, 2 Pack Blue Pure 411i Max F4MAX Particle and Activated Carbon Filter

Compatible Models: The 411i Max, 411a Max, and F4MAX replacement filters are compatible with Blueair Blue Pure 411i Max, 411a Max, and F4MAX Air Cleaner to maintain their peak performance. Fit snugly with the machine. It works as well as the original with the same performance, keeping your 411i Max, 411a Max, and F4MAX Air Cleaner at its best working efficiency and capacity. Any use of the brand name or model designation for this product is made solely to demonstrate compatibility.
Not Compatible Models: 411, 411+, and 411 Auto.
Premium Material: Our 411i Max, 411a Max, and F4MAX replacement filter is made of high-quality non-woven fabric with premium True HEPA and activated carbon materials to greatly improve the performance of 411i Max, 411a Max, and F4MAX filter replacement. We adopt advanced lower energy consumption and lower density structure technology, higher efficiency, and less pressure to ensure high-efficiency filtration.