12" x 24" x 6" 85% No Header Rigid Filter Commercial Rigid Box Filter Galvanized Rigid Box Filter:12" x 24" x 6 85% No Header Rigid Filter 21 1/2" x 23 3/8"

21 1/2" x 23 3/8" x 2" MERV 8 - Premium Pleated Air Filter - 6 Pack

12" x 24" x 1" MERV 6 - Fiberglass Air Filter - 6 Pack

20" x 25" x 2" MERV 8 - Premium Pleated Air Filter - 6 Pack

Actual Dimensions: 10" x 14" x 3/4

20" x 36" x 1" Permanent Washable Air Filter - 1 Pack

12" x 24" x 6" 85% No Header Rigid Filter Commercial Rigid Box Filter Galvanized Rigid Box Filter:12" x 24" x 6 85% No Header Rigid Filter 21 1/2" x 23 3/8"12" x 24" x 6" 85% No Header Rigid Filter 1 Pack 12" x 24" x 6" 85% No Header Rigid Filter The Filtration Group Rigid Air Filter is a steel cased air filter engineered to provide medium and high efficiency filtration combined with a prolonged life cycle. Its box filter construction eliminates the need for retainer and special external wire media supports. The perimeter frame is constructed of high strength, corrosion resistant galvanized steel.