NaturalAire SM1006 Cut-to-Fit Synthetic Air Filter, MERV 4, 20 x 30 x 1-Inch, 6-Pack, Color may vary

Product Description The Smilie Cut-to-Fit Synthetic Air Filter is an ideal replacement for any hard to find specialty filters. Easily cut the 20-inch by 30-inch filter to size with shears or a razor knife. This air filter holds its shape and requires no frame support. Simply cut to size and install. It is washable and reusable, maintaining efficiency for up to 1 year. With a MERV (Minimum Efficiency Reporting Value) 4 rating, household dust, pollen, and lint are removed from your air space. From the Manufacturer The PrecisionAire SM1006 can be cut with heavy shears or a razor knife to almost any size one- inch air filter for furnace and central air, up to 20X30 inches. It is springy, almost rigid and needs no frame for support. Just cut and install. Moreover, it can be washed and reused several times. It is the ideal replacement for hard to find or special filter sizes.