Filterbuy 18x18x2 Air Filter MERV 11 Superior Pet & Allergy Defense (4-Pack), Electrostatic Pleated HVAC AC Furnace Filters Replacement, Made in USA (Actual Size: 17.75 x 17.75 x 1.75)

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filterbuy 18x18x2 air filter merv 11 superior pet amp allergy defense 4-pack electrostatic pleated hvac ac furnace filters replacement made in usa actual size 1775 x 1775 x 175

$ 69.16

Last price was updated on: 12th Dec 2025, 12:03 PM

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Current Price $69.16

$52.95

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Price History Benchmarks

Lowest Ever

$52.95

27th Jul 2017

Highest Ever

$69.16

28th Mar 2025

Average Price

$64.88

24 data points

Last 3M Low

$69.16

20th Nov 2025

Last 6M Low

$69.16

20th Nov 2025

Last 12M Low

$62.27

29th Jan 2025

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Product Variants

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Product Technical Information

Product Code	B00CJZ8OZ2
Market Place	amazon.com
Market Place Name	Amazon.com
Brand Name	Filterbuy
Rating	4.6 ( 22737 ratings )
Category	Furnace Filters
Model Number	FB-18x18x2-MERV11-4PK
Item Color	Gold
Item Dimensions	17.75 x 17.75 x 1.75 inches

Frequently Asked Questions

What is the lowest price ever for this product? ▶

The lowest price for Filterbuy 18x18x2 Air Filter MERV 11 Superior Pet amp Allergy Defense 4-Pack Electrostatic Pleated HVAC AC Furnace Filters Replacement Made in USA Actual Size 1775 x 1775 x 175 was $52.95 on 27th Jul 2017. This is the best recorded deal so far.
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The highest price for Filterbuy 18x18x2 Air Filter MERV 11 Superior Pet amp Allergy Defense 4-Pack Electrostatic Pleated HVAC AC Furnace Filters Replacement Made in USA Actual Size 1775 x 1775 x 175 was $69.16 on 28th Mar 2025. Prices have dropped since then.
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The average price for Filterbuy 18x18x2 Air Filter MERV 11 Superior Pet amp Allergy Defense 4-Pack Electrostatic Pleated HVAC AC Furnace Filters Replacement Made in USA Actual Size 1775 x 1775 x 175 is $64.88 (24 data points). This helps you compare current deals.
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In the last 3 months, Filterbuy 18x18x2 Air Filter MERV 11 Superior Pet amp Allergy Defense 4-Pack Electrostatic Pleated HVAC AC Furnace Filters Replacement Made in USA Actual Size 1775 x 1775 x 175 reached a low of $69.16 on 20th Nov 2025. Recent price trends may help you decide when to buy.
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