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E7 Pre-filterInovaAir Purifiers
High-Efficiency Pre-Filter: collects large and fine dust at the initial stage of filtration.
With average dust and usage levels, prefilters can last up to 6 months. As operating conditions vary, exact filter life will be based on levels of dust, chemicals & odors present, and system proximity to major pollution sources. As such, Inova Purifiers does not warranty consumable filter life.