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Ships within 48 hours · Estimated delivery Aug 5 - Aug 10
Actual Dimensions: 10" x 20" x 1 3/4
Factory made to fit with no hassles or problems cutting and sizing adjustable filters
Actual Dimensions: 21 1/2" x 21 1/2" x 3/4"
with each stage capturing progressively smaller particles inside the filter
Actual Dimensions: 9 1/2" x 19 1/2" x 3/4"
24" x 30" x 1" MERV 4 - Residential Washable Air Filter Residential Washable Air Filter:24" x 30" x 1" MERV 4 - Residential Washable Air Filter Actual Dimensions: 10" x 20"24" x 30" x 1" MERV 4 Residential Washable Air Filter 1 Pack Actual Dimensions: 24" x 30" x 3 4 These quality filters are built to last a lifetime. They are interchangeable with 1" disposable filters and can be used again and again. The secret behind the filter's performance is its patented stage loading peak and valley design. Instead of face loading (particles captured on the outer surface of the filter) the filter uses stage loading, with each
