2-Pack 21x21x1 MERV 8 Reusable & Washable Electrostatic Air Filters - Long-Lasting Filter for HVAC Furnace & Air Conditioner Units, Actual Size: 20-5/8” x 20-5/8” x 7/8”
Product details
| Management number | 225533165 | Release Date | 2026/05/09 | List Price | $41.80 | Model Number | 225533165 | ||
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- Durable & Long-Lasting Construction: The 21x21x1 air filter is built to last with a reinforced aluminum frame and a sturdy design that resists deformation, ensuring reliable performance and long service life.
- Upgraded Painted Metal Mesh: This reusable and washable furnace air filter features an upgraded painted steel mesh for added strength and corrosion resistance, providing better support and improved filtration stability.
- 7-Layer High-Efficiency Filtration: The HVAC filter comes with a 4-layer metal mesh, 2 layers of nylon media, and an additional filter cotton layer — effectively capturing dust, lint, pet hair, and other airborne particles to improve indoor air quality.
- Washable & Reusable Design: The electrostatic air filter is easy to clean and eco-friendly. Simply rinse or vacuum to restore performance, reducing waste and saving you money on replacements. It is recommended to wash the filter every 1–3 months, and be sure to let it dry completely before reinstalling.
- Universal Compatibility: The 21 x 21 x 1 AC filter fits most standard HVAC, furnace, and air conditioner systems. It is designed for versatile use in both residential and commercial environments. Actual size: 20 5/8" (20.63") × 20 5/8" (20.63") × 7/8" (0.88").
| UPC | 747558670100 |
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| ASIN | B0FR96ZQRK |
| Brand Name | WATTRIP |
| Unit Count | 2.0 Count |
| MERV Rating | 8.0 |
| Manufacturer | WATTRIP |
| Model Number | W-BSF-21x21x1 |
| Material Type | Aluminum, Nylon, Polyester |
| Product Grade | Residential |
| Number of Items | 2 |
| Compatible Devices | Air Cleaner, Air Conditioner, Furnace |
| Common Applications | Home |
| Included Components | Air Filter |
| Warranty Description | 1 Year Manufacturer |
| Manufacturer Part Number | W-BSF-21x21x1 |
| Item Dimensions L x W x Thickness | 21"L x 21"W x 1"Th |
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