Ruud Filter 18x21x5

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Ruud 18x21x5 Furnace Air Filter Carbon
Retail: $44.89
Price: $39.89
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Availability: In Stock
Ruud Item #: DPFU17.5X21X5OB=DRU -

Ruud 18x21x5 Furnace Air Filter MERV 11
Retail: $40.69
Price: $35.69
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Availability: In Stock
Ruud Item #: DPFU17.5X21X5M11=DRU -

Ruud 18x21x5 Furnace Air Filter MERV 13
Retail: $44.89
Price: $39.89
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Availability: In Stock
Ruud Item #: DPFU17.5X21X5M13=DRU -

Ruud 18x21x5 Furnace Air Filter MERV 8
Retail: $35.44
Price: $30.44
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Availability: In Stock
Ruud Item #: DPFU17.5X21X5M8=DRU -