Filtrete 18x30x1 Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month AC and Furnace Filter, Easy on Air Flow, 6 HVAC Filters (Actual Size 17.81 x 29.81 x 0.81 in)

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$ 73.18

Last price was updated on: 12th Dec 2025, 12:37 PM

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Price Score: Good

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Current Price $73.18

$64.99

Lowest

$161.10

Highest

Buying Advice:
Good – Worth buying. 53% chance price goes up. Buy soon.

Price History Benchmarks

Lowest Ever

$64.99

14th Dec 2023

Highest Ever

$161.10

23rd Oct 2024

Average Price

$92.10

379 data points

Last 3M Low

$67.98

19th Nov 2025

Last 6M Low

$67.98

19th Nov 2025

Last 12M Low

$67.98

19th Nov 2025

Price History Chart

Product Variants

Image of Filtrete 16x20x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 15.69 x 19.69 x 0.81 in)

$65.99

Filtrete 16x20x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 15.69 x 19.69 x 0.81 in)

Image of Filtrete 18x18x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 17.81x17.81x0.81 in)

$66.73

Filtrete 18x18x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 17.81x17.81x0.81 in)

Image of Filtrete 20x30x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 19.81 x 29.81 x 0.81 in)

$65.99

Filtrete 20x30x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 19.81 x 29.81 x 0.81 in)

Image of Filtrete 12x12x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 11.81x11.81x0.81 in)

$63.98

Filtrete 12x12x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 11.81x11.81x0.81 in)

Image of Filtrete 12x36x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 11.69x35.69x0.81 in)

$67.98

Filtrete 12x36x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 11.69x35.69x0.81 in)

Image of Filtrete 20x36x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 19.81x 35.81x0.81 in)

$75.62

Filtrete 20x36x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 19.81x 35.81x0.81 in)

Image of Filtrete 16x25x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 15.69 x 24.69 x 0.81 in)

$65.99

Filtrete 16x25x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 15.69 x 24.69 x 0.81 in)

Image of Filtrete 14x36x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 13.88x35.9x0.81 in)

$59.48

Filtrete 14x36x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 13.88x35.9x0.81 in)

Image of Filtrete 16x24x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 6-Pack 15.81x23.81x0.81 in)

$79.99

Filtrete 16x24x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 6-Pack 15.81x23.81x0.81 in)

Image of Filtrete 25x25x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 24.81x24.81x0.81 in)

$75.73

Filtrete 25x25x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 24.81x24.81x0.81 in)

Image of Filtrete 14x30x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 13.81x29.81x0.81 in)

$72.99

Filtrete 14x30x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 13.81x29.81x0.81 in)

Image of Filtrete 22x22x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 21.69x21.69x0.81 in)

$76.58

Filtrete 22x22x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 21.69x21.69x0.81 in)

Image of Filtrete 14x25x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 13.81x24.81x0.81 in)

$65.99

Filtrete 14x25x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 13.81x24.81x0.81 in)

Image of Filtrete 14x24x1 Air Filter, MERV 11, MPR 1000, Allergen Defense, 3-Month AC and Furnace Filter, Easy on Air Flow, 6 HVAC Filters (Actual Size 13.81x23.81x0.81 in)

$48.65

Filtrete 14x24x1 Air Filter, MERV 11, MPR 1000, Allergen Defense, 3-Month AC and Furnace Filter, Easy on Air Flow, 6 HVAC Filters (Actual Size 13.81x23.81x0.81 in)

Image of Filtrete 14x20x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 13.81x19.81x0.81 in)

$65.99

Filtrete 14x20x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 13.81x19.81x0.81 in)

Image of Filtrete 18x30x1 Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month AC and Furnace Filter, Easy on Air Flow, 6 HVAC Filters (Actual Size 17.81 x 29.81 x 0.81 in)

$73.18

Filtrete 18x30x1 Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month AC and Furnace Filter, Easy on Air Flow, 6 HVAC Filters (Actual Size 17.81 x 29.81 x 0.81 in)

Image of Filtrete 21x21x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 20.81x20.81x0.81 in)

$75.17

Filtrete 21x21x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 20.81x20.81x0.81 in)

Image of Filtrete 24x24x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 23.81x23.81x0.81 in)

$75.13

Filtrete 24x24x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 23.81x23.81x0.81 in)

Image of Filtrete 12x30x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 11.81x29.81x0.81 in)

$73.77

Filtrete 12x30x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 11.81x29.81x0.81 in)

Image of Filtrete 10x20x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 9.81x19.81x0.81 in)

$67.85

Filtrete 10x20x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 9.81x19.81x0.81 in)

Image of Filtrete 17.5x29.5x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 17.19x29.19x0.81 in)

$76.96

Filtrete 17.5x29.5x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 17.19x29.19x0.81 in)

Image of Filtrete 16x30x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 15.81x29.81x0.81 in)

$76.36

Filtrete 16x30x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 15.81x29.81x0.81 in)

Image of Filtrete 20x22x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 19.81 x 21.81 x 0.81 in)

$67.98

Filtrete 20x22x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 19.81 x 21.81 x 0.81 in)

Image of Filtrete 20x20x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 19.69 x 19.69 x 0.81 in)

$48.71

Filtrete 20x20x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 19.69 x 19.69 x 0.81 in)

Image of Filtrete 12x24x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 11.69x23.69x0.81 in)

$48.73

Filtrete 12x24x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 11.69x23.69x0.81 in)

Image of Filtrete 20x25x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 19.69 x 24.69 x 0.81 in)

$58.00

Filtrete 20x25x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 19.69 x 24.69 x 0.81 in)

Image of Filtrete 20x24x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 19.81x23.81x0.81 in)

$71.00

Filtrete 20x24x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 19.81x23.81x0.81 in)

Image of Filtrete 23.5x23.5x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size Pack 23.188x23.188x0.81 in)

$72.74

Filtrete 23.5x23.5x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size Pack 23.188x23.188x0.81 in)

Image of Filtrete 14x18x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 13.81 x 17.81 x 0.81 in)

$74.99

Filtrete 14x18x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 13.81 x 17.81 x 0.81 in)

Image of Filtrete 24x30x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 23.81x29.81x0.81 in)

$76.53

Filtrete 24x30x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 23.81x29.81x0.81 in)

Image of Filtrete 14x14x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 13.81x13.81x0.81 in)

$74.99

Filtrete 14x14x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 13.81x13.81x0.81 in)

Image of Filtrete 17.5x23.5x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size Pack 17.19x23.19x0.81 in)

$70.16

Filtrete 17.5x23.5x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size Pack 17.19x23.19x0.81 in)

Image of Filtrete 12x20x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 11.81x19.81x0.81 in)

$65.16

Filtrete 12x20x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 11.81x19.81x0.81 in)

Image of Filtrete 16x16x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 15.81x15.81x0.81 in)

$49.13

Filtrete 16x16x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 15.81x15.81x0.81 in)

Image of Filtrete 18x20x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 17.81x19.81x0.81 in)

$60.34

Filtrete 18x20x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 17.81x19.81x0.81 in)

Image of Filtrete 15x20x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 14.81x19.81x0.81 in)

$69.36

Filtrete 15x20x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 14.81x19.81x0.81 in)

Image of Filtrete 18x24x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 17.81x23.81x0.81 in)

$79.99

Filtrete 18x24x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 6 Pack (Actual Size 17.81x23.81x0.81 in)

Product Technical Information

Product Code	B07FNXS4LN
Market Place	amazon.com
Market Place Name	Amazon.com
Brand Name	Filtrete
Rating	4.8 ( 12096 ratings )
Category	Furnace Filters
Manufacturer	3M
Model Number	AD28-6PK-1E
Item Color	18x30x1
Item Size	18x30x1
Item Dimensions	29.81 x 0.81 x 17.81 inches

Frequently Asked Questions

What is the lowest price ever for this product? ▶

The lowest price for Filtrete 18x30x1 Air Filter MERV 11 MPR 1000 Micro Allergen Defense 3-Month AC and Furnace Filter Easy on Air Flow 6 HVAC Filters Actual Size 1781 x 2981 x 081 in was $64.99 on 14th Dec 2023. This is the best recorded deal so far.
What is the highest price ever for this product? ▶

The highest price for Filtrete 18x30x1 Air Filter MERV 11 MPR 1000 Micro Allergen Defense 3-Month AC and Furnace Filter Easy on Air Flow 6 HVAC Filters Actual Size 1781 x 2981 x 081 in was $161.10 on 23rd Oct 2024. Prices have dropped since then.
What is the average price of this product? ▶

The average price for Filtrete 18x30x1 Air Filter MERV 11 MPR 1000 Micro Allergen Defense 3-Month AC and Furnace Filter Easy on Air Flow 6 HVAC Filters Actual Size 1781 x 2981 x 081 in is $92.10 (379 data points). This helps you compare current deals.
What is the lowest price in the last 3 months? ▶

In the last 3 months, Filtrete 18x30x1 Air Filter MERV 11 MPR 1000 Micro Allergen Defense 3-Month AC and Furnace Filter Easy on Air Flow 6 HVAC Filters Actual Size 1781 x 2981 x 081 in reached a low of $67.98 on 19th Nov 2025. Recent price trends may help you decide when to buy.
Should I buy this product now? ▶

Worth buying. The price is good, but you may wait for a better deal. 53% chance price goes up. Price may increase soon.