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“Filterbuy 18.25x22x4 Air Filter MERV 13 Optimal Defense (1-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 18.25 x 22.00 x 3.63 Inches)” has been added to your cart. View cart

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Filterbuy 18.25x22x4 Air Filter MERV 11 (MPR 1200) Allergen Defense Replacement (2-Pack), Electrostatic Pleated HVAC AC Furnace Filters, Made in USA (Actual Size: 18.25 x 22.00 x 3.63)

Original price was: $54.76.Current price is: $32.86.
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Filterbuy 18.25x22x4 Air Filter MERV 11 Allergen Defense (12-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 18.25 x 22.00 x 3.63 Inches)

Original price was: $263.52.Current price is: $98.13.
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Filterbuy 18.25x22x4 Air Filter MERV 11 Allergen Defense (5-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 18.25 x 22.00 x 3.63 Inches)

Original price was: $122.50.Current price is: $64.82.
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Filterbuy 18.25x22x4 Air Filter MERV 11 Allergen Defense (6-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 18.25 x 22.00 x 3.63 Inches)

Original price was: $138.66.Current price is: $59.54.
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Filterbuy 18.25x22x4 Air Filter MERV 11 Superior Pet & Allergy Defense (4-Pack), Electrostatic Pleated HVAC AC Furnace Filters Replacement, Made in USA (Actual Size: 18.25 x 22.00 x 3.63)

Original price was: $101.28.Current price is: $64.79.
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Filterbuy 18.25x22x4 Air Filter MERV 13 Optimal Defense (1-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 18.25 x 22.00 x 3.63 Inches)

Original price was: $51.80.Current price is: $31.08.
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Filterbuy 18.25x22x4 Air Filter MERV 13 Optimal Defense (12-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 18.25 x 22.00 x 3.63 Inches)

Original price was: $318.60.Current price is: $200.00.
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Filterbuy 18.25x22x4 Air Filter MERV 13 Optimal Defense (2-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 18.25 x 22.00 x 3.63 Inches)

Original price was: $64.74.Current price is: $38.84.
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Filterbuy 18.25x22x4 Air Filter MERV 13 Optimal Defense (3-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 18.25 x 22.00 x 3.63 Inches)

Original price was: $92.88.Current price is: $55.73.
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Filterbuy 18.25x22x4 Air Filter MERV 13 Optimal Defense (4-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 18.25 x 22.00 x 3.63 Inches)

Original price was: $121.04.Current price is: $63.60.
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Filterbuy 18.25x22x4 Air Filter MERV 13 Optimal Defense (5-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 18.25 x 22.00 x 3.63 Inches)

Original price was: $147.10.Current price is: $60.88.
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Filterbuy 18.25x22x4 Air Filter MERV 13 Optimal Defense (6-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 18.25 x 22.00 x 3.63 Inches)

Original price was: $166.50.Current price is: $86.08.

Filterbuy 18.25x22x4 Air Filter MERV 11 (MPR 1200) Allergen Defense Replacement (2-Pack), Electrostatic Pleated HVAC AC Furnace Filters, Made in USA (Actual Size: 18.25 x 22.00 x 3.63)

Filterbuy 18.25x22x4 Air Filter MERV 11 Allergen Defense (12-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 18.25 x 22.00 x 3.63 Inches)

Filterbuy 18.25x22x4 Air Filter MERV 11 Allergen Defense (5-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 18.25 x 22.00 x 3.63 Inches)

Filterbuy 18.25x22x4 Air Filter MERV 11 Allergen Defense (6-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 18.25 x 22.00 x 3.63 Inches)

Filterbuy 18.25x22x4 Air Filter MERV 11 Superior Pet & Allergy Defense (4-Pack), Electrostatic Pleated HVAC AC Furnace Filters Replacement, Made in USA (Actual Size: 18.25 x 22.00 x 3.63)

Filterbuy 18.25x22x4 Air Filter MERV 13 Optimal Defense (1-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 18.25 x 22.00 x 3.63 Inches)

Filterbuy 18.25x22x4 Air Filter MERV 13 Optimal Defense (12-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 18.25 x 22.00 x 3.63 Inches)

Filterbuy 18.25x22x4 Air Filter MERV 13 Optimal Defense (2-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 18.25 x 22.00 x 3.63 Inches)

Filterbuy 18.25x22x4 Air Filter MERV 13 Optimal Defense (3-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 18.25 x 22.00 x 3.63 Inches)

Filterbuy 18.25x22x4 Air Filter MERV 13 Optimal Defense (4-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 18.25 x 22.00 x 3.63 Inches)

Filterbuy 18.25x22x4 Air Filter MERV 13 Optimal Defense (5-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 18.25 x 22.00 x 3.63 Inches)

Filterbuy 18.25x22x4 Air Filter MERV 13 Optimal Defense (6-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 18.25 x 22.00 x 3.63 Inches)

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