12 1/8" x 15" x 1" MERV 6 - Premium Fiberglass Air Filter - 6 Pack MERV 6 - Fiberglass Air Filter:12 1/8" x 15" x 1" MERV 6 - Fiberglass Air Filter Instead of face loading (particles

Instead of face loading (particles captured on the outer surface of the filter) the filter uses stage loading

20" x 34" x 1" Permanent Washable Air Filter - 1 Pack

Easy to clean - simply backwash every month with cold water

24" x 30" x 1" MERV 6 - Fiberglass Air Filter - 6 Pack

This design enables the filter to maintain its performance over the years

12 1/8" x 15" x 1" MERV 6 - Premium Fiberglass Air Filter - 6 Pack MERV 6 - Fiberglass Air Filter:12 1/8" x 15" x 1" MERV 6 - Fiberglass Air Filter Instead of face loading (particles12 1 8" x 15" x 1" MERV 6 Fiberglass Air Filter 6 Pack Actual Dimensions: 12 1 8" x 15" x 3 4" This filter is constructed using a MERV 6, fiberglass media with a downstream scrim and encased in the same partially recycled cardboard frame as pleated air filters. Unlike disposable filters made with sharp metal, these will not cut your hands and feature a low pressure drop and high level of filtration. Each filter lasts up to 1 month and should be