NaturalAire 20 in. W X 30 in. H X 1 in. D Natural Fiber 4 MERV Air Filter 1 pk

The NaturalAire Cut-to-Fit Media Pad is a replacement air filter that can be sized for different heating and cooling systems with shears or a utility knife. Efficient removal of dust, lint, dust mite debris, pollen and mold spores. The natural fibers make this filter washable, reusable and biodegradable, lasting up to 12 months.