11.5X11.5X1 (Actual Size) Accumulair Titanium 1-Inch Filter (Merv 13) (4 Pack) 13.0 H x 21.0 W x 0.75 D in White | 13" H x 21" W x 0.75" D | Wayfair

11.5X11.5X1 (Actual Size) Accumulair Titanium 1-Inch Filter (Merv 13) (4 Pack) 12.5 H x 21.0 W x 0.75 D in White | 12.5" H x 21" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair Titanium 1-Inch Filter (Merv 13) (4 Pack) 17.0 H x 21.0 W x 0.75 D in White | 17" H x 21" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair Titanium 1-Inch Filter (Merv 13) (4 Pack) 19.0 H x 21.0 W x 0.75 D in White | 19" H x 21" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair Titanium 1-Inch Filter (Merv 13) (4 Pack) 16.5 H x 21.0 W x 0.75 D in White | 16.5" H x 21" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair Titanium 1-Inch Filter (Merv 13) (4 Pack) 19.5 H x 21.0 W x 0.75 D in White | 19.5" H x 21" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair Titanium 1-Inch Filter (Merv 13) (4 Pack) 20.0 H x 21.0 W x 0.75 D in White | 20" H x 21" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair Titanium 1-Inch Filter (Merv 13) (4 Pack) 21.0 H x 23.0 W x 0.75 D in White | 21" H x 23" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair Titanium 1-Inch Filter (Merv 13) (4 Pack) 21.0 H x 22.0 W x 0.75 D in White | 21" H x 22" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair Titanium 1-Inch Filter (Merv 13) (4 Pack) 16.0 H x 21.0 W in White | 16" H x 21" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair Titanium 1-Inch Filter (Merv 13) (4 Pack) 11.5 H x 21.0 W x 0.75 D in White | 11.5" H x 21" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair 1-Inch Filter (Merv 13) (4 Pack) 16.25 H x 21.0 W x 0.75 D in White | 16.25" H x 21" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair 1-Inch Filter (Merv 13) (4 Pack) 19.75 H x 21.0 W x 0.75 D in White | 19.75" H x 21" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair 1-Inch Filter (Merv 13) (4 Pack) 21.0 H x 23.25 W x 0.75 D in White | 21" H x 23.25" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair 1-Inch Filter (Merv 13) (4 Pack) 12.75 H x 21.0 W x 0.75 D in White | 12.75" H x 21" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair Titanium 1-Inch Filter (Merv 13) (4 Pack) 16.0 H x 21.5 W in White | 16" H x 21.5" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair Titanium 1-Inch Filter (Merv 13) (4 Pack) 21.75 H x 0.75 D in White | 21.75" H x 21.75" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair Titanium 1-Inch Filter (Merv 13) (4 Pack) 20.0 H x 21.5 W x 0.75 D in White | 20" H x 21.5" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair Titanium 1-Inch Filter (Merv 13) (4 Pack) 21.5 H x 23.0 W x 0.75 D in White | 21.5" H x 23" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair Titanium 1-Inch Filter (Merv 13) (4 Pack) 21.5 H x 0.75 D in White | 21.5" H x 36.5" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair Titanium 1-Inch Filter (Merv 13) (4 Pack) 21.5 H x 24.0 W x 0.75 D in White | 21.5" H x 24" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair Titanium 1-Inch Filter (Merv 13) (4 Pack) 20.75 H x 0.75 D in White | 20.75" H x 21.75" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair Titanium 1-Inch Filter (Merv 13) (4 Pack) 21.5 H x 0.75 D in White | 21.5" H x 23.5" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair Titanium 1-Inch Filter (Merv 13) (4 Pack) 21.5 H x 26.0 W x 0.75 D in White | 21.5" H x 26" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair Titanium 1-Inch Filter (Merv 13) (4 Pack) 16.38 H x 0.75 D in White | 16.38" H x 21.38" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair Titanium 1-Inch Filter (Merv 13) (4 Pack) 17.5 H x 0.75 D in White | 17.5" H x 21.5" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair 1-Inch Filter (Merv 13) (4 Pack) 16.25 H x 21.5 W x 0.75 D in White | 16.25" H x 21.5" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair 1-Inch Filter (Merv 13) (4 Pack) 21.25 H x 21.25 W x 0.75 D in White | 21.25" H x 21.25" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair 1-Inch Filter (Merv 13) (4 Pack) 16.5 H x 21.5 W x 0.75 D in White | 16.5" H x 21.5" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair 1-Inch Filter (Merv 13) (4 Pack) 20.5 H x 21.5 W x 0.75 D in White | 20.5" H x 21.5" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair 1-Inch Filter (Merv 13) (4 Pack) 16.38 H x 21.5 W x 0.75 D in White | 16.38" H x 21.5" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair 1-Inch Filter (Merv 13) (4 Pack) 21.5 H x 25.5 W x 0.75 D in White | 21.5" H x 25.5" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair 1-Inch Filter (Merv 13) (4 Pack) 19.5 H x 21.5 W x 0.75 D in White | 19.5" H x 21.5" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair 1-Inch Filter (Merv 13) (4 Pack) 19.25 H x 21.25 W x 0.75 D in White | 19.25" H x 21.25" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair 1-Inch Filter (Merv 13) (4 Pack) 16.25 H x 21.25 W x 0.75 D in White | 16.25" H x 21.25" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair 1-Inch Filter (Merv 13) (4 Pack) 21.5 H x 21.5 W x 0.75 D in White | 21.5" H x 21.5" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair 1-Inch Filter (Merv 13) (4 Pack) 19.75 H x 21.5 W x 0.75 D in White | 19.75" H x 21.5" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more

11.5X11.5X1 (Actual Size) Accumulair 1-Inch Filter (Merv 13) (4 Pack) 21.5 H x 35.5 W x 0.75 D in White | 21.5" H x 35.5" W x 0.75" D | Wayfair

The Accumulair Titanium is the highest efficiency Accumulairfilter on the market. Given an APR 2250 filter rating, this filter is a high-efficiency filter that captures microscopic allergens smaller than 1 micron! This means that this filter removes a... ... more