Best Selling 18x18x1 Air Filter on Amazon
121
Products
USMarketplace
April 2026Reporting Period
Sales Volume of Top ASINs for '18x18x1 air filter' on AmazonApril 2026

Most Selling Products

This list compiles the monthly sales and rankings of all ASINs that appeared within the first three pages of search results for the keyword “18x18x1 air filter” on Amazon.com in the United States, totaling 121 products. Under this keyword, the top-ranked ASIN recorded more than 3,000 orders in April.
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121
ASINs
1
Filtrete 20x20x1 Air Filter MERV 11, MPR 1000 Micro Allergen Defense 4-Pack, AC Furnace HVAC Filters for Home, 3-Month Pleated Electrostatic (Actual Size 19.69 x 19.69 x 0.81 in)
Title
Filtrete 20x20x1 Air Filter MERV 11, MPR 1000 Micro Allergen Defense 4-Pack, AC Furnace HVAC Filters for Home, 3-Month Pleated Electrostatic (Actual Size 19.69 x 19.69 x 0.81 in)
Sales Volume
3,000+
Price($)
53.76
Ratings
4.8
Reviews
24,908
2
Filterbuy 14x18x1 Air Filter MERV 8 Essential Dust & Allergy Defense (4-Pack), Electrostatic Pleated HVAC AC Furnace Filters Replacement (Actual Size: 13.50 x 17.50 x 0.75)
Title
Filterbuy 14x18x1 Air Filter MERV 8 Essential Dust & Allergy Defense (4-Pack), Electrostatic Pleated HVAC AC Furnace Filters Replacement (Actual Size: 13.50 x 17.50 x 0.75)
Sales Volume
1,000+
Price($)
34.96
Ratings
4.7
Reviews
156,546
3
Filterbuy 18x18x1 Air Filter MERV 8 Essential Dust & Allergy Defense (4-Pack), Electrostatic Pleated HVAC AC Furnace Filters Replacement (Actual Size: 17.75 x 17.75 x 0.75)
Title
Filterbuy 18x18x1 Air Filter MERV 8 Essential Dust & Allergy Defense (4-Pack), Electrostatic Pleated HVAC AC Furnace Filters Replacement (Actual Size: 17.75 x 17.75 x 0.75)
Sales Volume
1,000+
Price($)
34.96
Ratings
4.7
Reviews
156,544
4
Filtrete 18x18x1 Air Filter MERV 5, 6-Pack AC Furnace Filters for Home HVAC, MPR 300 Basic Dust Defense, Removes Lint & Household Dust, 3-Month Pleated Electrostatic (Actual Size 17.81x17.81x0.81 in)
Title
Filtrete 18x18x1 Air Filter MERV 5, 6-Pack AC Furnace Filters for Home HVAC, MPR 300 Basic Dust Defense, Removes Lint & Household Dust, 3-Month Pleated Electrostatic (Actual Size 17.81x17.81x0.81 in)
Sales Volume
1,000+
Price($)
33.84
Ratings
4.7
Reviews
184,431
5
Simply 14x18x1 Air Filter, Merv 8, 6 Pack, For Home AC Furnace & HVAC (Actual Size: 13.75"x17.75"x0.75") DUST, Pet, & Allergy Control
Title
Simply 14x18x1 Air Filter, Merv 8, 6 Pack, For Home AC Furnace & HVAC (Actual Size: 13.75"x17.75"x0.75") DUST, Pet, & Allergy Control
Sales Volume
1,000+
Price($)
39.11
Ratings
4.7
Reviews
51,417
6
Simply 18x18x1 Air Filter, Merv 8, 6 Pack, For Home AC Furnace & HVAC (Actual Size: 17.75"x17.75"x0.75") DUST, Pet, & Allergy Control
Title
Simply 18x18x1 Air Filter, Merv 8, 6 Pack, For Home AC Furnace & HVAC (Actual Size: 17.75"x17.75"x0.75") DUST, Pet, & Allergy Control
Sales Volume
1,000+
Price($)
39.97
Ratings
4.7
Reviews
51,417
7
Filtrete 18x18x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 4 Pack (Actual Size 17.81 x 17.81 x 0.81 in)
Title
Filtrete 18x18x1 AC Furnace Air Filter, MERV 11, MPR 1000, Micro Allergen Defense, 3-Month Pleated 1-Inch Electrostatic Air Cleaning Filter, 4 Pack (Actual Size 17.81 x 17.81 x 0.81 in)
Sales Volume
400+
Price($)
53.96
Ratings
4.8
Reviews
24,908
8
BNX TruFilter 18x18x1 Air Filter MERV 8 (6-Pack) - MADE IN USA – Dust & Pet Defense Air Conditioner HVAC AC Furnace Filters for Dust, Pet, Mold, Pollen MPR 600 – 700 & FPR 5
Title
BNX TruFilter 18x18x1 Air Filter MERV 8 (6-Pack) - MADE IN USA – Dust & Pet Defense Air Conditioner HVAC AC Furnace Filters for Dust, Pet, Mold, Pollen MPR 600 – 700 & FPR 5
Sales Volume
400+
Price($)
35.69
Ratings
4.8
Reviews
5,449
9
Aerostar 18x18x1 MERV 11 - 6 Count - Pleated HVAC, Furnace & Air Conditioner Filters - Removes Dust, Cold & Flu Germs, Lint, Mold, Pet Dander, Allergy-Causing Pollen, Smog & Smoke
Title
Aerostar 18x18x1 MERV 11 - 6 Count - Pleated HVAC, Furnace & Air Conditioner Filters - Removes Dust, Cold & Flu Germs, Lint, Mold, Pet Dander, Allergy-Causing Pollen, Smog & Smoke
Sales Volume
300+
Price($)
43.98
Ratings
4.7
Reviews
2,756
10
BNX TruFilter 18x18x1 Air Filter MERV 13 (6-Pack) - MADE IN USA - Electrostatic Pleated Air Conditioner HVAC AC Furnace Filters for Allergies, Pollen, Mold, Bacteria, Smoke, Allergen, MPR 1900 FPR 10
Title
BNX TruFilter 18x18x1 Air Filter MERV 13 (6-Pack) - MADE IN USA - Electrostatic Pleated Air Conditioner HVAC AC Furnace Filters for Allergies, Pollen, Mold, Bacteria, Smoke, Allergen, MPR 1900 FPR 10
Sales Volume
300+
Price($)
48.99
Ratings
4.6
Reviews
20,000
Keyword 18x18x1 Air Filter Weekly Search Volume Trend
882
92,931
Search Frequency Rank
During Mar 29–4, this keyword ranked 92,931 in Amazon's Brand Analytics(ABA) report, down 882 from the previous week. The most recent Weekly search volume was 2,276 (-1.64% WoW). These insights help Amazon Sellers track long-term demand trends, identify market opportunities, and spot seasonal peaks.
18x18x1 Air Filter Market Overview
This dataset shows the distribution of all ASINs on the first three pages under the keyword "18x18x1 air filter". In the price range of $20–$50, there are 251 ASINs, the highest proportion, accounting for 51.02%. Nearly 80.09% of ASINs have a rating of 4.3-4.7. For this keyword, the top three ranked ASINs have a combined click-through rate of 46.00% and a combined conversion rate of 44.15%.
Price Range Distribution($)
Price distribution of all ASINs on the first three pages of search results for this keyword.
Price($)Ratio
0-10
2.24%
10-20
3.05%
20-50
51.02%
50-100
34.76%
100-200
7.52%
200-500
1.42%
500-1,000
0.00%
1,000-0
0.00%
Rating Distribution
Rating distribution of all ASINs on the first three pages of search results for this keyword.
RatingRatio
4.8-5.0
12.69%
4.3-4.7
80.09%
3.8-4.2
4.38%
3.3-3.7
1.75%
2.8-3.2
0.88%
0.0-2.7
0.22%
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Review Count Distribution
Review Count of all ASINs on the first three pages of search results for this keyword.
Review CountRatio
0-100
30.26%
100-500
19.30%
500-1,000
10.75%
1,000-2,000
10.09%
2,000-5,000
10.96%
5,000-10,000
7.24%
10,000-0
11.40%
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Top3 Click Share
46.00%
Trend changes in the combined click share of the Top 3 ASINs for the keyword 18x18x1 air filter.
Top3 Conversion Share
44.15%
Trend changes in the combined conversion share of the Top 3 ASINs for the keyword 18x18x1 air filter.
Top3 ASINs
Top 3 ASINs by click share and conversion share for this keyword.
AsinClick(%)Conversion(%)
B00CJZ8CTKB00CJZ8CTK
24.93%
22.93%
B07FQHYTC9B07FQHYTC9
15.15%
14.15%
B09RHMBGVXB09RHMBGVX
5.92%
7.07%
Most Selling Products
Search Volume & Trends
Market Overview
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