Filterbuy 17.5x21x1 Air Filter MERV 11 Superior Pet & Allergy Defense (2-Pack), Electrostatic Pleated HVAC AC Furnace Filters Replacement, Made in USA (Actual Size: 17.50 x 21.00 x 0.75)

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filterbuy 175x21x1 air filter merv 11 superior pet amp allergy defense 2-pack electrostatic pleated hvac ac furnace filters replacement made in usa actual size 1750 x 2100 x 075

$ 45.02

Last price was updated on: 12th Dec 2025, 12:35 PM

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Current Price $45.02

$40.44

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Price History Benchmarks

Lowest Ever

$40.44

21st Jan 2024

Highest Ever

$45.02

5th Apr 2025

Average Price

$44.54

14 data points

Last 3M Low

$45.02

19th Nov 2025

Last 6M Low

$45.02

19th Nov 2025

Last 12M Low

$45.02

5th Apr 2025

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Product Variants

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Product Technical Information

Product Code	B0CQTQFSVC
Market Place	amazon.com
Market Place Name	Amazon.com
Brand Name	Filterbuy
Rating	4.5 ( 19879 ratings )
Category	Furnace Filters
Model Number	AFB17.5x21x1M11Apk2
Item Color	Gold
Item Dimensions	21 x 17.5 x 0.75 inches

Frequently Asked Questions

What is the lowest price ever for this product? ▶

The lowest price for Filterbuy 175x21x1 Air Filter MERV 11 Superior Pet amp Allergy Defense 2-Pack Electrostatic Pleated HVAC AC Furnace Filters Replacement Made in USA Actual Size 1750 x 2100 x 075 was $40.44 on 21st Jan 2024. This is the best recorded deal so far.
What is the highest price ever for this product? ▶

The highest price for Filterbuy 175x21x1 Air Filter MERV 11 Superior Pet amp Allergy Defense 2-Pack Electrostatic Pleated HVAC AC Furnace Filters Replacement Made in USA Actual Size 1750 x 2100 x 075 was $45.02 on 5th Apr 2025. Prices have dropped since then.
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The average price for Filterbuy 175x21x1 Air Filter MERV 11 Superior Pet amp Allergy Defense 2-Pack Electrostatic Pleated HVAC AC Furnace Filters Replacement Made in USA Actual Size 1750 x 2100 x 075 is $44.54 (14 data points). This helps you compare current deals.
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In the last 3 months, Filterbuy 175x21x1 Air Filter MERV 11 Superior Pet amp Allergy Defense 2-Pack Electrostatic Pleated HVAC AC Furnace Filters Replacement Made in USA Actual Size 1750 x 2100 x 075 reached a low of $45.02 on 19th Nov 2025. Recent price trends may help you decide when to buy.
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Worth buying. The price is good, but you may wait for a better deal.