NaturalAire SM1006 Cut-to-Fit Synthetic Air Filter, MERV 4, size max 20 x 30 x 1

Brand New in Plastic Flanders NaturalAire SM1006 MERV 4 rating: Removes household dust, pollen, and lint. suitable for a wide variety of furnace, HVAC, or window/wall-mounted units. can be cut with heavy shears or a razor knife. fits any size 1" 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. wash and reuse several times. It is the ideal replacement for hard to find or special filter sizes. also highly effective as an outdoor pool entry mat I HAVE 5 FILTERS RIGHT NOW FOR SALE (all green). THIS POST IS FOR ONE.