13x18x1 Exact MERV 7 Plus Carbon AC Furnace Filters Number Per Box:12 Since you can't return custom

Since you can't return custom sized air filters

Nordic Pure 12x30x1 MERV 12 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer

Half inch ring panel furnace air conditioner filters are especially great for apartments

Nordic Pure Custom MERV 10 Plus Carbon air filters are made based on the actual measurements so be sure to measure your current filter to get the EXACT dimensions before ordering

Nordic Pure 12x36x1 MERV 10 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer

13x18x1 Exact MERV 7 Plus Carbon AC Furnace Filters Number Per Box:12 Since you can't return customActual Size: 13 x 18 x 3 4 (13 x 18 x 0. 75) Captures large airborne particles like lint, household dust, pollen, dust mites, mold spores and other contaminants. This dust reduction air filter is ideal in keeping your AC and furnace equipment working efficiently and helps reduce odors Hypoallergenic, antimicrobial, and electrostatic filter media. Moisture resistant frame. Nordic Pure MERV 7 is equivalent to MPR 600 Made in the USA. Nordic Pure pleated