Who makes Filterbuy? Amazon sales, products and sellers
Updated November 2026 with September 2026 data
At a glance
- Size
- Large
- $13.5M est./mo
- Trend
- Declining
- -29%, last 2 vs prior 2 months
- Ratings
- Strong
- 4.7 ★ · 434,875 reviews
- Who sells it
- Mostly one seller
- Top seller has 100% of units
Filterbuy estimated monthly revenue on Amazon
Our read on Filterbuy
Filterbuy is a large brand in Furnace Filters, ranking 2 among 55 brands and holding an estimated 33% of the category's revenue. Its estimated revenue in September 2026 was $13.5M on 272,000 units, down 18% from $16.3M in June 2026, the first of 4 months of data. Over the most recent 2 months the trend is labeled declining at -29%. The brand lists 1,416 products, and Filterbuy itself is the only seller, with 100% of units. Its top item, the 20x20x1 MERV 8 filter, sells an estimated 11,000 units per month. The average rating is 4.7 across 434,875 reviews, which places it in the strong band.
Top Filterbuy products on Amazon
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| Product | Rating | Est. units/mo | Amazon link |
|---|---|---|---|
| Filterbuy 20x20x1 Air Filter MERV 8 Dust & Allergy Defense | 4.7 ★154,547 reviews | 11,000 | Check price on Amazon |
| Filterbuy 16x25x1 Air Filter MERV 8 Dust & Allergy Defense | 4.7 ★154,520 reviews | 9,100 | Check price on Amazon |
| Filterbuy 20x25x4 Air Filter MERV 8 Dust & Allergy Defense | 4.6 ★63,639 reviews | 4,900 | Check price on Amazon |
| Filterbuy 20x25x5 Air Filter MERV 8 Dust & Allergy Defense | 4.6 ★19,960 reviews | 4,200 | Check price on Amazon |
| Filterbuy 20x30x1 Air Filter MERV 8 Dust & Allergy Defense | 4.7 ★45,590 reviews | 3,400 | Check price on Amazon |
| Filterbuy 18x24x1 Air Filter MERV 8 Dust & Allergy Defense | 4.7 ★154,568 reviews | 2,300 | Check price on Amazon |
| Filterbuy 16x20x1 Air Filter MERV 11 Pet & Allergy Defense | 4.6 ★23,925 reviews | 1,600 | Check price on Amazon |
| Filterbuy 20x25x4 Air Filter MERV 11 Pet & Allergy Defense | 4.5 ★19,841 reviews | 1,500 | Check price on Amazon |
| Filterbuy 14x30x1 Air Filter MERV 8 Dust & Allergy Defense | 4.6 ★1,486 reviews | 1,000 | Check price on Amazon |
| Filterbuy 12x20x1 Air Filter MERV 8 Dust & Allergy Defense | 4.7 ★1,337 reviews | 910 | Check price on Amazon |
Who sells Filterbuy
- Filterbuy100%
Share of estimated units sold in September 2026, by the seller holding the Buy Box.
Place in its category
#2 of 55
Rank 2 of 55 brands in Furnace Filters by estimated revenue in September 2026, with 33% of the category.
Frequently asked questions
Who makes Filterbuy?
Filterbuy is the brand name on 1,416 products we tracked on Amazon in September 2026 mostly in Furnace Filters (Tools & Home Improvement). The largest seller of Filterbuy products that month was Filterbuy, with 100% of estimated units. Amazon listings don't show the brand owner's legal name, so the brand's own website is the place to confirm its parent company.
How much does Filterbuy sell on Amazon?
Filterbuy sold an estimated $13.5M on Amazon in September 2026, about 272,000 units. That is -18% compared with June 2026. These are Ecominsights estimates, not figures reported by the brand.
What are Filterbuy's best-selling products on Amazon?
By estimated units sold in September 2026: 1. Filterbuy 20x20x1 Air Filter MERV 8 Dust & Allergy Defense (about 11,000 units); 2. Filterbuy 16x25x1 Air Filter MERV 8 Dust & Allergy Defense (about 9,100 units); 3. Filterbuy 20x25x4 Air Filter MERV 8 Dust & Allergy Defense (about 4,900 units).