- Available Certified ISO Grade Designs: ISO 6, ISO 7, ISO 8
• Type: WhisperFlow
• Material: Powder-Coated Steel
• Certified ISO Grade Design: ISO 6
• ISO Rated Air Cleanliness: ISO 5
• Filter Replacement Access: Top Side
• Size: 2'x3'
• Filter Frame Material: Aluminum
• Filter: HEPA
• Motor Type: Permanent Split capacitor (PSC)
• Motor HP: 1/4 hp
• Airflow: Positive Pressure
• Speed Control: 3-Speed Switch
• Blower Type: Forward Curved
• Active Filter Face Area: 5.2 ft²
• Pre-Filter: MERV 7
• RoHS: Compliant
• Unit of Measure: EA