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21-5/8x24-1/4x4 (Actual Size) Accumulair Diamond 4-Inch Filter (MERV 13) (4 Pack)

21-5/8x24-1/4x4 (Actual Size) Accumulair Diamond 4-Inch Filter (MERV 13) (4 Pack)

The Accumulair Diamond air filter contains one of our most efficient filter media. Made of a high-performance Tribo-Electric synthetic media the Accumulair Diamond air filter takes electrostatic filtration to the next level. This special material made... more

$125.72

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20x26x4 (Actual Size) Accumulair Diamond 4-Inch Filter (MERV 13) (4 Pack)

20x26x4 (Actual Size) Accumulair Diamond 4-Inch Filter (MERV 13) (4 Pack)

The Accumulair Diamond air filter contains one of our most efficient filter media. Made of a high-performance Tribo-Electric synthetic media the Accumulair Diamond air filter takes electrostatic filtration to the next level. This special material made... more

$125.72

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Best Seller
20x26x4 (Actual Size) Accumulair Gold 4-Inch Filter (MERV 8) (4 Pack)

20x26x4 (Actual Size) Accumulair Gold 4-Inch Filter (MERV 8) (4 Pack)

The Accumulair Gold air filter contains a unique synthetic media that provides high-efficiency filtration without comprising your airflow. Up to 20-times more efficient at capturing allergens than ordinary fiberglass filters. Uniform pleat shape... more

$88.12

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11.5X11.5X1 (Actual Size) Accumulair Titanium 1-Inch Filter (Merv 13) (4 Pack) in White | 19 H x 19 W x 0.75 D in | Wayfair FI19X19A_4

11.5X11.5X1 (Actual Size) Accumulair Titanium 1-Inch Filter (Merv 13) (4 Pack) in White | 19 H x 19 W x 0.75 D in | Wayfair FI19X19A_4

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

$82.99

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11.5X11.5X1 (Actual Size) Accumulair Titanium 1-Inch Filter (Merv 13) (4 Pack) in White | 8 H x 35.5 W x 0.75 D in | Wayfair FI08X35.5A_4

11.5X11.5X1 (Actual Size) Accumulair Titanium 1-Inch Filter (Merv 13) (4 Pack) in White | 8 H x 35.5 W x 0.75 D in | Wayfair FI08X35.5A_4

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

$116.99

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11.5X11.5X1 (Actual Size) Accumulair Titanium 1-Inch Filter (Merv 13) (4 Pack) in White | 19.5 H x 21 W x 0.75 D in | Wayfair FI19.5X21A_4

11.5X11.5X1 (Actual Size) Accumulair Titanium 1-Inch Filter (Merv 13) (4 Pack) in White | 19.5 H x 21 W x 0.75 D in | Wayfair FI19.5X21A_4

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

$81.99

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20x26x4 (Actual Size) Accumulair Platinum 4-Inch Filter (MERV 11) (4 Pack)

20x26x4 (Actual Size) Accumulair Platinum 4-Inch Filter (MERV 11) (4 Pack)

The Accumulair Platinum air filter contains a unique synthetic media that provides high-efficiency filtration without comprising your airflow. To increase durability the pleated media is laminated to a metal backing that is recyclable galvanized and... more

$88.12

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21-5/8x24-1/4x4 (Actual Size) Accumulair Gold 4-Inch Filter (MERV 8) (4 Pack)

21-5/8x24-1/4x4 (Actual Size) Accumulair Gold 4-Inch Filter (MERV 8) (4 Pack)

The Accumulair Gold air filter contains a unique synthetic media that provides high-efficiency filtration without comprising your airflow. Up to 20-times more efficient at capturing allergens than ordinary fiberglass filters. Uniform pleat shape... more

$93.72

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16.5x25.5x4.5 Accumulair Diamond 4.5-Inch Filter (MERV 13) (4 Pack)

16.5x25.5x4.5 Accumulair Diamond 4.5-Inch Filter (MERV 13) (4 Pack)

The Accumulair Diamond with its MERV 13 rating is one of the highest efficiency filters on the market! Great for helping reduce airborne allergens such as bacteria particles that carry viruses pollen mold spores fine dust and pet dander. Accumulair... more

$104.72

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21x25x4 (Actual Size) Accumulair Platinum 4-Inch Filter (MERV 11) (4 Pack)

21x25x4 (Actual Size) Accumulair Platinum 4-Inch Filter (MERV 11) (4 Pack)

The Accumulair Platinum air filter contains a unique synthetic media that provides high-efficiency filtration without comprising your airflow. To increase durability the pleated media is laminated to a metal backing that is recyclable galvanized and... more

$88.12

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21x25x4 (Actual Size) Accumulair Gold 4-Inch Filter (MERV 8) (4 Pack)

21x25x4 (Actual Size) Accumulair Gold 4-Inch Filter (MERV 8) (4 Pack)

The Accumulair Gold air filter contains a unique synthetic media that provides high-efficiency filtration without comprising your airflow. Up to 20-times more efficient at capturing allergens than ordinary fiberglass filters. Uniform pleat shape... more

$93.72

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21x25x4 (Actual Size) Accumulair Diamond 4-Inch Filter (MERV 13) (4 Pack)

21x25x4 (Actual Size) Accumulair Diamond 4-Inch Filter (MERV 13) (4 Pack)

The Accumulair Diamond air filter contains one of our most efficient filter media. Made of a high-performance Tribo-Electric synthetic media the Accumulair Diamond air filter takes electrostatic filtration to the next level. This special material made... more

$125.72

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16.5x25.5x4.5 Accumulair Gold 4.5-Inch Filter (MERV 8) (4 Pack)

16.5x25.5x4.5 Accumulair Gold 4.5-Inch Filter (MERV 8) (4 Pack)

Designed for uniform air flow. Will not support the growth of bacteria mold mildew or fungi in normal use. more

$82.68

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16x30x1 (15.5 x 29.5) Accumulair Ruby 1-Inch Filter (MERV 11) (4 Pack)

16x30x1 (15.5 x 29.5) Accumulair Ruby 1-Inch Filter (MERV 11) (4 Pack)

The Ruby air filter by Accumulair is designed and built with superior quality. This filter is equipped with a self-supporting media tested to perform at the Minimum Efficiency Reporting Value (MERV) of 11. Comparable to MPR 1800 or FPR 9. The filter... more

$67.18

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18x20x1 (17.5 x 19.5) Accumulair Ruby 1-Inch Filter (MERV 11) (4 Pack)

18x20x1 (17.5 x 19.5) Accumulair Ruby 1-Inch Filter (MERV 11) (4 Pack)

The Ruby air filter by Accumulair is designed and built with superior quality. This filter is equipped with a self-supporting media tested to perform at the Minimum Efficiency Reporting Value (MERV) of 11. Comparable to MPR 1800 or FPR 9. The filter... more

$71.85

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14x18x1 (13.5 x 17.5) Accumulair Platinum 1-Inch Filter (MERV 11) (4 Pack)

14x18x1 (13.5 x 17.5) Accumulair Platinum 1-Inch Filter (MERV 11) (4 Pack)

Up to 30-times more efficient at capturing allergens than ordinary fiberglass filters. Uniform pleat shape enhances dust holding capacity and maximizes air flow. Heavy duty construction frame prevents airflow bypass. more

$56.94

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18x30x1 (17.5 x 29.5) Accumulair Platinum 1-Inch Filter (MERV 11) (4 Pack)

18x30x1 (17.5 x 29.5) Accumulair Platinum 1-Inch Filter (MERV 11) (4 Pack)

Up to 30-times more efficient at capturing allergens than ordinary fiberglass filters. Uniform pleat shape enhances dust holding capacity and maximizes air flow. Heavy duty construction frame prevents airflow bypass. more

$92.61 $56.94

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Accumulair 13x25x4 - 12.5 x 24.5 x 3.75 Accumulair Emerald 4-Inch Filter - MERV 6 Pack of - 2

Accumulair 13x25x4 - 12.5 x 24.5 x 3.75 Accumulair Emerald 4-Inch Filter - MERV 6 Pack of - 2

MERV 6 Rating Each filter lasts up to 3 months. Captures a wide variety of airborne allergens including dust mold pet dander and dust mites. Economical high-capacity media makes this filter an ideal upgrade from standard fiberglass throwaways. Rugged... more

$48.51

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13x21.5x1 (Actual Size) Accumulair Ruby 1-Inch Filter (MERV 11) (4 Pack)

13x21.5x1 (Actual Size) Accumulair Ruby 1-Inch Filter (MERV 11) (4 Pack)

The Ruby air filter by Accumulair is designed and built with superior quality. Its unique mini-pleat design helps trap the maximum amount of airborne pollutants and increase the medias surface area. The high-quality construction features an... more

$67.18

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22x24x1 (Actual Size) Accumulair Platinum 1-Inch Filter (MERV 11) (4 Pack)

22x24x1 (Actual Size) Accumulair Platinum 1-Inch Filter (MERV 11) (4 Pack)

Up to 30-times more efficient at capturing allergens than ordinary fiberglass filters. Uniform pleat shape enhances dust holding capacity and maximizes air flow. Heavy duty construction frame prevents airflow bypass. more

$61.61

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30x36x1 (Actual Size) Accumulair Platinum 1-Inch Filter (MERV 11) (4 Pack)

30x36x1 (Actual Size) Accumulair Platinum 1-Inch Filter (MERV 11) (4 Pack)

Up to 30-times more efficient at capturing allergens than ordinary fiberglass filters. Uniform pleat shape enhances dust holding capacity and maximizes air flow. Heavy duty construction frame prevents airflow bypass. more

$113.04

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21x25x4 (Actual Size) Accumulair Diamond 4-Inch Filter (MERV 13) (6 Pack)

21x25x4 (Actual Size) Accumulair Diamond 4-Inch Filter (MERV 13) (6 Pack)

The Accumulair Diamond air filter contains one of our most efficient filter media. Made of a high-performance Tribo-Electric synthetic media the Accumulair Diamond air filter takes electrostatic filtration to the next level. This special material made... more

$188.58

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21.5x23.25x1 (Actual Size) Accumulair Ruby 1-Inch Filter (MERV 11) (4 Pack)

21.5x23.25x1 (Actual Size) Accumulair Ruby 1-Inch Filter (MERV 11) (4 Pack)

The Ruby air filter by Accumulair is designed and built with superior quality. This filter is equipped with a self-supporting media tested to perform at the Minimum Efficiency Reporting Value (MERV) of 11. Comparable to MPR 1800 or FPR 9. The filter... more

$71.85

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18x20x1 (17.75 x 19.75) Accumulair Platinum 1-Inch Filter (MERV 11) (4 Pack)

18x20x1 (17.75 x 19.75) Accumulair Platinum 1-Inch Filter (MERV 11) (4 Pack)

Up to 30-times more efficient at capturing allergens than ordinary fiberglass filters. Uniform pleat shape enhances dust holding capacity and maximizes air flow. Heavy duty construction frame prevents airflow bypass. more

$103.96 $66.29

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18x19x1 Accumulair Diamond 1-Inch Filter (MERV 13) (4 Pack)

18x19x1 Accumulair Diamond 1-Inch Filter (MERV 13) (4 Pack)

The Accumulair Diamond air filter contains one of our most efficient filter media. Made of a high-performance Tribo-Electric synthetic media the Accumulair Diamond air filter takes electrostatic filtration to the next level. This special material made... more

$83.76

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21x24.5x1 (Actual Size) Accumulair Diamond 1-Inch Filter (MERV 13) (4 Pack)

21x24.5x1 (Actual Size) Accumulair Diamond 1-Inch Filter (MERV 13) (4 Pack)

The Accumulair Diamond air filter contains one of our most efficient filter media. Made of a high-performance Tribo-Electric synthetic media the Accumulair Diamond air filter takes electrostatic filtration to the next level. This special material made... more

$89.00

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10x30x1 (9.75 x 29.75) Accumulair Platinum 1-Inch Filter (MERV 11) (4 Pack)

10x30x1 (9.75 x 29.75) Accumulair Platinum 1-Inch Filter (MERV 11) (4 Pack)

Up to 30-times more efficient at capturing allergens than ordinary fiberglass filters. Uniform pleat shape enhances dust holding capacity and maximizes air flow. Heavy duty construction frame prevents airflow bypass. more

$62.71 $52.26

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21x23.25x1 (Actual Size) Accumulair Ruby 1-Inch Filter (MERV 11) (4 Pack)

21x23.25x1 (Actual Size) Accumulair Ruby 1-Inch Filter (MERV 11) (4 Pack)

The Ruby air filter by Accumulair is designed and built with superior quality. This filter is equipped with a self-supporting media tested to perform at the Minimum Efficiency Reporting Value (MERV) of 11. Comparable to MPR 1800 or FPR 9. The filter... more

$71.85

FREE shipping

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21x23.25x1 (Actual Size) Accumulair Platinum 1-Inch Filter (MERV 11) (4 Pack)

21x23.25x1 (Actual Size) Accumulair Platinum 1-Inch Filter (MERV 11) (4 Pack)

Up to 30-times more efficient at capturing allergens than ordinary fiberglass filters. Uniform pleat shape enhances dust holding capacity and maximizes air flow. Heavy duty construction frame prevents airflow bypass. more

$98.29 $61.61

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21x24.5x1 (Actual Size) Accumulair Gold 1-Inch Filter (MERV 8) (4 Pack)

21x24.5x1 (Actual Size) Accumulair Gold 1-Inch Filter (MERV 8) (4 Pack)

The Accumulair Gold air filter contains a unique synthetic media that provides high-efficiency filtration without comprising your airflow. Up to 20-times more efficient at capturing allergens than ordinary fiberglass filters. Uniform pleat shape... more

$55.08

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22x24x1 (Actual Size) Accumulair Ruby 1-Inch Filter (MERV 11) (4 Pack)

22x24x1 (Actual Size) Accumulair Ruby 1-Inch Filter (MERV 11) (4 Pack)

The Ruby air filter by Accumulair is designed and built with superior quality. This filter is equipped with a self-supporting media tested to perform at the Minimum Efficiency Reporting Value (MERV) of 11. Comparable to MPR 1800 or FPR 9. The filter... more

$71.85

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14x20x1 (13.75 x 19.75) Accumulair Platinum 1-Inch Filter (MERV 11) (4 Pack)

14x20x1 (13.75 x 19.75) Accumulair Platinum 1-Inch Filter (MERV 11) (4 Pack)

Up to 30-times more efficient at capturing allergens than ordinary fiberglass filters. Uniform pleat shape enhances dust holding capacity and maximizes air flow. Heavy duty construction frame prevents airflow bypass. more

$54.81 $42.91

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16x24x1 (15.75 x 23.75) Accumulair Platinum 1-Inch Filter (MERV 11) (4 Pack)

16x24x1 (15.75 x 23.75) Accumulair Platinum 1-Inch Filter (MERV 11) (4 Pack)

Up to 30-times more efficient at capturing allergens than ordinary fiberglass filters. Uniform pleat shape enhances dust holding capacity and maximizes air flow. Heavy duty construction frame prevents airflow bypass. more

$47.59

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25x25x1 (24.75 x 24.75) Accumulair Platinum 1-Inch Filter (MERV 11) (4 Pack)

25x25x1 (24.75 x 24.75) Accumulair Platinum 1-Inch Filter (MERV 11) (4 Pack)

Up to 30-times more efficient at capturing allergens than ordinary fiberglass filters. Uniform pleat shape enhances dust holding capacity and maximizes air flow. Heavy duty construction frame prevents airflow bypass. more

$52.26

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14x18x1 (Actual Size) Accumulair Platinum 1-Inch Filter (MERV 11) (4 Pack)

14x18x1 (Actual Size) Accumulair Platinum 1-Inch Filter (MERV 11) (4 Pack)

Up to 30-times more efficient at capturing allergens than ordinary fiberglass filters. Uniform pleat shape enhances dust holding capacity and maximizes air flow. Heavy duty construction frame prevents airflow bypass. more

$56.94

FREE shipping

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21-5/8x24-1/4x4 (Actual Size) Accumulair Gold 4-Inch Filter (MERV 8) (6 Pack)

21-5/8x24-1/4x4 (Actual Size) Accumulair Gold 4-Inch Filter (MERV 8) (6 Pack)

The Accumulair Gold air filter contains a unique synthetic media that provides high-efficiency filtration without comprising your airflow. Up to 20-times more efficient at capturing allergens than ordinary fiberglass filters. Uniform pleat shape... more

$140.58

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21x25x4 (Actual Size) Accumulair Gold 4-Inch Filter (MERV 8) (6 Pack)

21x25x4 (Actual Size) Accumulair Gold 4-Inch Filter (MERV 8) (6 Pack)

The Accumulair Gold air filter contains a unique synthetic media that provides high-efficiency filtration without comprising your airflow. Up to 20-times more efficient at capturing allergens than ordinary fiberglass filters. Uniform pleat shape... more

$140.58

FREE shipping

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21-5/8x24-1/4x4 (Actual Size) Accumulair Platinum 4-Inch Filter (MERV 11) (6 Pack)

21-5/8x24-1/4x4 (Actual Size) Accumulair Platinum 4-Inch Filter (MERV 11) (6 Pack)

The Accumulair Platinum air filter contains a unique synthetic media that provides high-efficiency filtration without comprising your airflow. To increase durability the pleated media is laminated to a metal backing that is recyclable galvanized and... more

$117.97

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10x10x1 (9.5 x 9.5) Accumulair Ruby 1-Inch Filter (MERV 11) (4 Pack)

10x10x1 (9.5 x 9.5) Accumulair Ruby 1-Inch Filter (MERV 11) (4 Pack)

The Ruby air filter by Accumulair is designed and built with superior quality. Its unique mini-pleat design helps trap the maximum amount of airborne pollutants and increase the medias surface area. The high-quality construction features an... more

$67.18

FREE shipping

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20x25x1 (19.5 x 24.5) Accumulair Ruby 1-Inch Filter (MERV 11) (4 Pack)

20x25x1 (19.5 x 24.5) Accumulair Ruby 1-Inch Filter (MERV 11) (4 Pack)

The Ruby air filter by Accumulair is designed and built with superior quality. This filter is equipped with a self-supporting media tested to perform at the Minimum Efficiency Reporting Value (MERV) of 11. Comparable to MPR 1800 or FPR 9. The filter... more

$62.50

FREE shipping

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