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“Filterbuy 13x18x4 Air Filter MERV 13 Optimal Defense (1-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 13.00 x 18.00 x 3.63 Inches)” has been added to your cart. View cart

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Filterbuy 13x18x2 Air Filter MERV 8 (MPR 700) Dust Defense Replacement (3-Pack), Electrostatic Pleated HVAC AC Furnace Filters, Made in USA (Actual Size: 13.00 x 18.00 x 1.75)

Original price was: $48.75.Current price is: $29.25.
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Filterbuy 13x18x2 Air Filter MERV 8 (MPR 700) Dust Defense Replacement (4-Pack), Electrostatic Pleated HVAC AC Furnace Filters, Made in USA (Actual Size: 13.00 x 18.00 x 1.75)

Original price was: $99.99.Current price is: $59.99.
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Filterbuy 13x18x2 Air Filter MERV 8 Dust Defense (5-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 13.00 x 18.00 x 1.75 Inches)

Original price was: $73.25.Current price is: $43.95.
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Filterbuy 13x18x2 Air Filter MERV 8 Dust Defense (6-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 13.00 x 18.00 x 1.75 Inches)

Original price was: $82.80.Current price is: $49.68.
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Filterbuy 13x18x4 Air Filter MERV 11 (MPR 1200) Allergen Defense Replacement (1-Pack), Electrostatic Pleated HVAC AC Furnace Filters, Made in USA (Actual Size: 13.00 x 18.00 x 3.63)

Original price was: $40.22.Current price is: $24.13.
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Filterbuy 13x18x4 Air Filter MERV 11 (MPR 1200) Allergen Defense Replacement (2-Pack), Electrostatic Pleated HVAC AC Furnace Filters, Made in USA (Actual Size: 13.00 x 18.00 x 3.63)

Original price was: $50.26.Current price is: $30.16.
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Filterbuy 13x18x4 Air Filter MERV 11 (MPR 1200) Allergen Defense Replacement (3-Pack), Electrostatic Pleated HVAC AC Furnace Filters, Made in USA (Actual Size: 13.00 x 18.00 x 3.63)

Original price was: $70.95.Current price is: $42.57.
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Filterbuy 13x18x4 Air Filter MERV 11 (MPR 1200) Allergen Defense Replacement (4-Pack), Electrostatic Pleated HVAC AC Furnace Filters, Made in USA (Actual Size: 13.00 x 18.00 x 3.63)

Original price was: $91.64.Current price is: $54.98.
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Filterbuy 13x18x4 Air Filter MERV 11 (MPR 1200) Allergen Defense Replacement (5-Pack), Electrostatic Pleated HVAC AC Furnace Filters, Made in USA (Actual Size: 13.00 x 18.00 x 3.63)

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Filterbuy 13x18x4 Air Filter MERV 11 Allergen Defense (12-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 13.00 x 18.00 x 3.63 Inches)

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Filterbuy 13x18x4 Air Filter MERV 11 Allergen Defense (6-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 13.00 x 18.00 x 3.63 Inches)

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Filterbuy 13x18x4 Air Filter MERV 13 Optimal Defense (1-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 13.00 x 18.00 x 3.63 Inches)

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Filterbuy 13x18x2 Air Filter MERV 8 (MPR 700) Dust Defense Replacement (3-Pack), Electrostatic Pleated HVAC AC Furnace Filters, Made in USA (Actual Size: 13.00 x 18.00 x 1.75)

Filterbuy 13x18x2 Air Filter MERV 8 (MPR 700) Dust Defense Replacement (4-Pack), Electrostatic Pleated HVAC AC Furnace Filters, Made in USA (Actual Size: 13.00 x 18.00 x 1.75)

Filterbuy 13x18x2 Air Filter MERV 8 Dust Defense (5-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 13.00 x 18.00 x 1.75 Inches)

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Filterbuy 13x18x4 Air Filter MERV 11 (MPR 1200) Allergen Defense Replacement (1-Pack), Electrostatic Pleated HVAC AC Furnace Filters, Made in USA (Actual Size: 13.00 x 18.00 x 3.63)

Filterbuy 13x18x4 Air Filter MERV 11 (MPR 1200) Allergen Defense Replacement (2-Pack), Electrostatic Pleated HVAC AC Furnace Filters, Made in USA (Actual Size: 13.00 x 18.00 x 3.63)

Filterbuy 13x18x4 Air Filter MERV 11 (MPR 1200) Allergen Defense Replacement (3-Pack), Electrostatic Pleated HVAC AC Furnace Filters, Made in USA (Actual Size: 13.00 x 18.00 x 3.63)

Filterbuy 13x18x4 Air Filter MERV 11 (MPR 1200) Allergen Defense Replacement (4-Pack), Electrostatic Pleated HVAC AC Furnace Filters, Made in USA (Actual Size: 13.00 x 18.00 x 3.63)

Filterbuy 13x18x4 Air Filter MERV 11 (MPR 1200) Allergen Defense Replacement (5-Pack), Electrostatic Pleated HVAC AC Furnace Filters, Made in USA (Actual Size: 13.00 x 18.00 x 3.63)

Filterbuy 13x18x4 Air Filter MERV 11 Allergen Defense (12-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 13.00 x 18.00 x 3.63 Inches)

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Filterbuy 13x18x4 Air Filter MERV 13 Optimal Defense (1-Pack), Pleated HVAC AC Furnace Air Filters Replacement (Actual Size: 13.00 x 18.00 x 3.63 Inches)

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