26th Mar 2026, 06:35 PM
Filterbuy 20x21x5 Air Filter MERV 8 Essential Dust & Allergy Defense (2-Pack), Electrostatic Pleated HVAC AC Furnace Filters Replacement for Lennox and Electro-Air (Actual Size: 19.88 x 20.50 x 4.38)
Price may vary by location, shipping cost, and availability.
0% Off
$79.98
$79.98
Highest: $79.98
Average: $76.55
Lowest: $52.98
Price History Graph
Offer Price Prices
Lowest: -
Average: -
Highest: -
Price History Information
You can check the price history of Filterbuy 20x21x5 Air Filter MERV 8 Essential Dust & Allergy Defense (2-Pack), Electrostatic Pleated HVAC AC Furnace Filters Replacement for Lennox and Electro-Air (Actual Size: 19.88 x 20.50 x 4.38) here. This product's current Price in USA is $79.98. The average and highest prices are $76.55 and $79.98 respectively.
| Lowest Ever Price | $52.98 |
|---|---|
| 24th Apr 2019 | |
| Average Price | $76.55 |
| Based on 2538 days price tracking | |
| Highest Price | $79.98 |
| 28th Jan 2026 | |
Price History of All Variants of Filterbuy 20x21x5 Air Filter MERV 8 Essential...
Current Price in USA
| Price | $79.98 |
|---|---|
| MRP | $79.98 |
| Savings | $0.00 |
| Discount | 0% |
Product Information
Details
| Product Name | Filterbuy 20x21x5 Air Filter MERV 8 Essential Dust & Allergy Defense (2-Pack), Electrostatic Pleated HVAC AC Furnace Filters Replacement for Lennox and Electro-Air (Actual Size: 19.88 x 20.50 x 4.38) |
|---|---|
| Store Product Code | B07QXG9M63 |
| Store Name | amazon.com |
| Brand | Filterbuy |
| Rating | 9.2 / 10 |
| Category | Furnace Filters |
| Model Number | LRF20x21x5M8pk2 |
| Color | Silver |
| Dimensions | 20.5"L x 19.88"W x 4.38"Th |
Features
- WHOLE HOUSE REPLACEMENT: 20x21x5 air filters for your furnace, air conditioner, or heat pump enhance HVAC system efficiency and support a healthy lifestyle (actual size: 19.88" x 20.50" x 4.38")
- MERV 8 PERFORMANCE: Protect your home or business from pollen, lint, mold, and more with MERV 8 synthetic media (comparable with MPR 700 & FPR 5) that captures 90% of dust without restricting air flow
- LONG-LASTING FILTRATION: Electrostatically charged media (made in the USA) with 8 pleats per foot traps more microscopic particles and lasts 3x longer than fiberglass models (replace every 90 days for optimal performance)
- SUPERIOR CONSTRUCTION: Easy installation beverage board (recyclable) frames with dual wire backing outperform flimsy cardboard designs by improving durability, preventing warping, and resisting extreme temperatures
- COMPATIBLE MODELS: Lennox Filter Part Number (X8790), Housing Part Number (PCO14-23), Electro-Air (F825-0337 / F8110321, SST 16C28S-010)
Images
× ![]()
Rating and Reviews
9.2 Based on 19522 reviews
Filterbuy 20x21x5 Air Filter MERV 8 Essential has 9.2 rating out of 10. This average rating is consist of 19522 individual ratings. You can rate this product at product review page.
* Predictions is created on based of past prices and trends, it does not guarantee that it will happen. These are just prediction for theoretical information only.