B-Air AS-PF Air 1 Pre Filter for Water Damage Restoration Air Purifiers (5-Pack)

First Stage Pre-Filter Restore your RA-650 to maximum capacity High quality filter restores the RA-650 Air Scrubber to full efficiency. Replace regularly to ensure maximum performance. Synthetic fiber filter media rated at 10% efficiency. Captures the largest particles to help extend the life of the higher efficiency filters inside.|Low-pressure drop and superior efficiency|High dust-holding capacity|High quality filter restores the RA-650 air scrubber to full efficiency|Replace regularly to ensure maximum performance|Synthetic fiber filter media rated at 10% efficiency|Captures the largest particles to help extend the life of the higher efficiency filters inside