HEPA Filter
A HEPA filter for HVAC climate systems is a high-efficiency air filter that captures 99.97% of particles 0.3 microns and larger, used as a replacement in whole-house HVAC setups.
Estimated value as of 2026 · Source: Replacement HEPA filter costs from housedigest.com
Fun Fact
True HEPA filters can trap dust, pollen, mold, bacteria, and some viruses, making them highly effective for improving indoor air quality in HVAC systems.
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