MERV 13 Filter
MERV 13 rated filters provide excellent particle capture for residential air purification.
- 85% particle capture
- Virus-sized filtration
- Affordable option
- Widely available
- Recommended by CDC
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Build your own high-performance air purifier with our Energy Star 2025 certified DIY kits. Save 60-70% vs commercial units with proven Corsi-Rosenthal Box design.