• Highlight: Allergen-rated disposable filter bag for Type A models — multi-layer media captures fines, pollen, and dust-mite debris that ordinary paper bags release back into the airstream.
• Best For: Healthcare, education, and hospitality routes where IAQ expectations and allergy-sensitive occupants are priority.
• Expert Note: Allergen bags trap particulate that standard paper lets through on the exhaust side — worth the upgrade on any route with sensitive occupants.
*Independent analysis of 500+ marketplace data points.