MERV Rated Replacement Air Filter: AIRx Filters 16x25x4 (Actual: 15.50 x 24.50 x 3.75 in) MERV 8 air filter assures the effectiveness of your home HVAC system resulting to efficient heating, ventilation and air conditioning Contaminant Reducing Replacement Air Filter: AIRx Filters 16x25x4 air filter replacement (Actual: 15.50 x 24.50 x 3.75 in) traps 3.0 - 10.0 micron of particles such as lint, dust, pollen, dust mite debris, and mold spores High Quality Air Filter Replacement Material: AIRx Filters 16x25x4 (Actual: 15.50 x 24.50 x 3.75 in) air filters are 100% made in the USA using high quality air filter moisture resistant double-wall beverage board Superior Air Filter Replacement Construction And Specs: AIRx Filters 16x25x4 air filter uses electrostatically charged 100% synthetic gradient media can perform at temperature ranging from 180F (82C) continuous service, peak 225F (107C) Easy Selection, Multi-Pack Air Filter Compatible: AIRx Filters 16x25x4 air filter will replace White Rodgers FR1400M-108 FR1400M-111 air filter and compatible with White Rodgers ACM1400M air cleaner UPC 817768023710 Brand Name AIRx Filters Unit Count 6.0 Count MERV Rating 8 Manufacturer AIRx Model Number FR1400M-108, FR1400M-111 Material Type Metal Product Grade new Number of Items 6 Compatible Devices Air Cleaner, Furnace Item Dimensions L x W x Thickness 25 L x 16 W x 3.75 Th