24" x 28" x 1" MERV 6 - Premium Fiberglass Air Filter - 6 Pack MERV 6 - Fiberglass Air Filter:24" x 28" x 1" MERV 6 - Fiberglass Air Filter 21 1/4" x 21 1/4"

21 1/4" x 21 1/4" x 4" MERV 11 - Pleated Air Filter - 6 Pack

low pressure drop

low resistance to air flow minimizes energy costs

patented fiberglass

Filtration Group's pleated air filter is made of 100% Synthetic Media which will not promote mold or bacteria growth and has the following features: MERV 8 efficiency

24" x 28" x 1" MERV 6 - Premium Fiberglass Air Filter - 6 Pack MERV 6 - Fiberglass Air Filter:24" x 28" x 1" MERV 6 - Fiberglass Air Filter 21 1/4" x 21 1/4"24" x 28" x 1" MERV 6 Fiberglass Air Filter 6 Pack Actual Dimensions: 23 7 8" x 27 7 8" 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