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20x36x1 Air Filter
Efficiency	APR 2250	APR 2250	APR 1950	APR 1950	APR 1550	APR 1550	APR 650	APR 650	Carbon	Carbon
Equivalent	N/A	N/A	Merv 13	Merv 13	Merv 11	Merv 11	Merv 8	Merv 8	N/A	N/A
Performance	Best	Best	Best	Best	Better	Better	Good	Good	N/A	N/A
Actual Size	19.5x35.5x1	Actual Size	19.5x35.5x1	Actual Size	19.5x35.5x1	Actual Size	19.5x35.5x1	Actual Size	19.5x35.5x1	Actual Size
Brand	Accumulair	Accumulair	Accumulair	Accumulair	Accumulair	Accumulair	Accumulair	Accumulair	Accumulair	Accumulair
Item #	FI20X36	FI20X36A	FD20X36	FD20X36A	FA20X36	FA20X36A	FB20X36	FB20X36A	FO20X36X1	FO20X36X1A
Purchase	$26.39 Min Qty: 2 Order Options	$26.39 Min Qty: 2 Order Options	$23.75 Min Qty: 2 Order Options	$23.75 Min Qty: 2 Order Options	$19.79 Min Qty: 2 Order Options	$21.11 Min Qty: 2 Order Options	$17.15 Min Qty: 2 Order Options	$18.47 Min Qty: 2 Order Options	$23.75 Min Qty: 2 Order Options	$23.75 Min Qty: 2 Order Options
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20x36x1

Air Filter

Efficiency: APR 2250

Equivalent: N/A

Performance: Best

Actual Size: 19.5x35.5x1

Brand: Accumulair

Item # FI20X36

$26.39

Min Qty: 2

Order Options

Efficiency: APR 2250

Equivalent: N/A

Performance: Best

Actual Size: Actual Size

Brand: Accumulair

Item # FI20X36A

$26.39

Min Qty: 2

Order Options

Efficiency: APR 1950

Equivalent: Merv 13

Performance: Best

Actual Size: 19.5x35.5x1

Brand: Accumulair

Item # FD20X36

$23.75

Min Qty: 2

Order Options

Efficiency: APR 1950

Equivalent: Merv 13

Performance: Best

Actual Size: Actual Size

Brand: Accumulair

Item # FD20X36A

$23.75

Min Qty: 2

Order Options

Efficiency: APR 1550

Equivalent: Merv 11

Performance: Better

Actual Size: 19.5x35.5x1

Brand: Accumulair

Item # FA20X36

$19.79

Min Qty: 2

Order Options

Efficiency: APR 1550

Equivalent: Merv 11

Performance: Better

Actual Size: Actual Size

Brand: Accumulair

Item # FA20X36A

$21.11

Min Qty: 2

Order Options

Efficiency: APR 650

Equivalent: Merv 8

Performance: Good

Actual Size: 19.5x35.5x1

Brand: Accumulair

Item # FB20X36

$17.15

Min Qty: 2

Order Options

Efficiency: APR 650

Equivalent: Merv 8

Performance: Good

Actual Size: Actual Size

Brand: Accumulair

Item # FB20X36A

$18.47

Min Qty: 2

Order Options

Efficiency: Carbon

Equivalent: N/A

Performance: N/A

Actual Size: 19.5x35.5x1

Brand: Accumulair

Item # FO20X36X1

$23.75

Min Qty: 2

Order Options

Efficiency: Carbon

Equivalent: N/A

Performance: N/A

Actual Size: Actual Size

Brand: Accumulair

Item # FO20X36X1A

$23.75

Min Qty: 2

Order Options

The manufacturer has discontinued the MERV 6 / APR 450 filters from their line up, our suggested replacement is the MERV 8 / APR 650 Gold filter, you may see the Emerald MERV 6 / APR 450 still on the website, we are actively removing that MERV/APR

** The typical ship time for orders is now around 15 to 20 business days **

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20x36x1

Air Filter

Efficiency

APR 2250

APR 2250

APR 1950

APR 1950

APR 1550

APR 1550

APR 650

APR 650

Carbon

Carbon

Equivalent

N/A

N/A

Merv 13

Merv 13

Merv 11

Merv 11

Merv 8

Merv 8

N/A

N/A

Performance

Best

Best

Best

Best

Better

Better

Good

Good

N/A

N/A

Actual Size

19.5x35.5x1

Actual Size

19.5x35.5x1

Actual Size

19.5x35.5x1

Actual Size

19.5x35.5x1

Actual Size

19.5x35.5x1

Actual Size

Brand

Accumulair

Accumulair

Accumulair

Accumulair

Accumulair

Accumulair

Accumulair

Accumulair

Accumulair

Accumulair

Item #

FI20X36

FI20X36A

FD20X36

FD20X36A

FA20X36

FA20X36A

FB20X36

FB20X36A

FO20X36X1

FO20X36X1A

Purchase

$26.39

Min Qty: 2

$26.39

Min Qty: 2

$23.75

Min Qty: 2

$23.75

Min Qty: 2

$19.79

Min Qty: 2