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17.5x21x4.5 (17.25x20.75x4.38) MERV 11 Rheem® Replacement Filter by Accumulair®

17.5x21x4.5 (17.25x20.75x4.38) MERV 11 Rheem® Replacement Filter Nominal size 17 1/2" x 21" x 4 1/2" (Actual size 17 1/4 x 20 3/4 x 4 3/8) Fits Rheem® central heating systems

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17.5x21x4.5 (17.25x20.75x4.38) MERV 11 Rheem® Replacement Filter by Accumulair®

17.5x21x4.5 (17.25x20.75x4.38) MERV 11 Rheem® Replacement Filter

Nominal size 17 1/2" x 21" x 4 1/2" (Actual size 17 1/4 x 20 3/4 x 4 3/8)
Fits Rheem® central heating systems

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Details

17.5x21x4.5 (17.25x20.75x4.38) MERV 11 Rheem® Replacement Filter by Accumulair®

More Information

More Information
Manufacturer	Accumulair®
Replaces Brand	Rheem®
MERV Rating	MERV 11
Actual Size	17.25 X 20.75 X 4.38
Exact Width	20
Exact Width Fraction	3/4"
Exact Length	17
Exact Length Fraction	1/4"
Exact Thickness	4
Exact Thickness Fraction	3/8"
Nominal Width	4
Nominal Width Fraction	1/2"
Nominal Length	17
Nominal Length Fraction	1/2"
Nominal Thickness	21
Nominal Thickness Fraction	0"

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