Secondary (Fine) Filters
Fine filtration products for improved indoor air quality and more demanding HVAC applications.
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F6-F8
Synthetic Pocket Filters
Available in efficiencies ranging from 65% to 95%, depending on grade.
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F5
F5 Pocket Filters
Typically rated at 45% to 65% efficiency, depending on operating conditions and test standard.
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F7–F9
Fiberglass Pocket Filter
Typically rated between 80–95% for fine particles, depending on grade and configuration.
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F7–F9
Cassette Filter
Rated between 80–95% efficiency for particles ≥1–2.5 micrometers, depending on media grade.
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Gas-phase / Odor Control
Carbon Panel Filter
Effective at removing VOCs, odors, and light gaseous contaminants from recirculated or incoming air.
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Gas-phase / Odor Control
Carbon Cassette Filter
Designed for gas-phase filtration, odor reduction, and VOC removal rather than particulate efficiency classification.
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