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25x25x1 Air Filter
Efficiency	APR 2250	APR 2250	APR 1950	APR 1950	APR 1550	APR 650	APR 650	Carbon	Carbon
Equivalent	N/A	N/A	Merv 13	Merv 13	Merv 11	Merv 8	Merv 8	N/A	N/A
Performance	Best	Best	Best	Best	Better	Good	Good	N/A	N/A
Actual Size	24.5x24.5x1	24.75x24.75x1	24.5x24.5x1	24.75x24.75x1	24.5x24.5x1	24.5x24.5x1	24.75x24.75x1	24.5x24.5x1	24.75x24.75x1
Brand	Accumulair	Accumulair	Accumulair	Accumulair	Accumulair	Accumulair	Accumulair	Accumulair	Accumulair
Item #	FI25X25	FI25X25N	FD25X25	FD25X25N	FA25X25	FB25X25	FB25X25N	FO25X25X1	FO25X25X1N
Purchase	$25.07 Min Qty: 2 Order Options	$25.07 Min Qty: 2 Order Options	$22.43 Min Qty: 2 Order Options	$22.43 Min Qty: 2 Order Options	$13.19 Min Qty: 2 Order Options	$10.55 Min Qty: 2 Order Options	$10.55 Min Qty: 2 Order Options	$22.43 Min Qty: 2 Order Options	$22.43 Min Qty: 2 Order Options
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25x25x1

Air Filter

Efficiency: APR 2250

Equivalent: N/A

Performance: Best

Actual Size: 24.5x24.5x1

Brand: Accumulair

Item # FI25X25

$25.07

Min Qty: 2

Order Options

Efficiency: APR 2250

Equivalent: N/A

Performance: Best

Actual Size: 24.75x24.75x1

Brand: Accumulair

Item # FI25X25N

$25.07

Min Qty: 2

Order Options

Efficiency: APR 1950

Equivalent: Merv 13

Performance: Best

Actual Size: 24.5x24.5x1

Brand: Accumulair

Item # FD25X25

$22.43

Min Qty: 2

Order Options

Efficiency: APR 1950

Equivalent: Merv 13

Performance: Best

Actual Size: 24.75x24.75x1

Brand: Accumulair

Item # FD25X25N

$22.43

Min Qty: 2

Order Options

Efficiency: APR 1550

Equivalent: Merv 11

Performance: Better

Actual Size: 24.5x24.5x1

Brand: Accumulair

Item # FA25X25

$13.19

Min Qty: 2

Order Options

Efficiency: APR 650

Equivalent: Merv 8

Performance: Good

Actual Size: 24.5x24.5x1

Brand: Accumulair

Item # FB25X25

$10.55

Min Qty: 2

Order Options

Efficiency: APR 650

Equivalent: Merv 8

Performance: Good

Actual Size: 24.75x24.75x1

Brand: Accumulair

Item # FB25X25N

$10.55

Min Qty: 2

Order Options

Efficiency: Carbon

Equivalent: N/A

Performance: N/A

Actual Size: 24.5x24.5x1

Brand: Accumulair

Item # FO25X25X1

$22.43

Min Qty: 2

Order Options

Efficiency: Carbon

Equivalent: N/A

Performance: N/A

Actual Size: 24.75x24.75x1

Brand: Accumulair

Item # FO25X25X1N

$22.43

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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25x25x1

Air Filter

Efficiency

APR 2250

APR 2250

APR 1950

APR 1950

APR 1550

APR 650

APR 650

Carbon

Carbon

Equivalent

N/A

N/A

Merv 13

Merv 13

Merv 11

Merv 8

Merv 8

N/A

N/A

Performance

Best

Best

Best

Best

Better

Good

Good

N/A

N/A

Actual Size

24.5x24.5x1

24.75x24.75x1

24.5x24.5x1

24.75x24.75x1

24.5x24.5x1

24.5x24.5x1

24.75x24.75x1

24.5x24.5x1

24.75x24.75x1

Brand

Accumulair

Accumulair

Accumulair

Accumulair

Accumulair

Accumulair

Accumulair

Accumulair

Accumulair

Item #

FI25X25

FI25X25N

FD25X25

FD25X25N

FA25X25

FB25X25

FB25X25N

FO25X25X1

FO25X25X1N

Purchase

$25.07

Min Qty: 2

$25.07

Min Qty: 2

$22.43

Min Qty: 2

$22.43

Min Qty: 2

$13.19

Min Qty: 2

$10.55

Min Qty: 2

$10.55

Min Qty: 2

$22.43

Min Qty: 2