First stage HEPA 500 pre-filter. Synthetic fiber filter media rated at 10% efficiency. Captures the largest particles to help extend the life of the higher efficiency filters inside.
Dri-Eaz® DefendAir® HEPA 500 1-Stage Pre-Filter, Synthetic Fiber
| Material | : | Synthetic Fiber |
- Low pressure drop and superior efficiency
- High dust holding capacity
- Extends life of HEPA filter element
- Sturdy cardboard frame
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