Choose this when you need a Final Stage HEPA replacement filter for your Abatement Technologies air scrubber model #PAS1800.

This replacement HEPA filter fits the HEPA 400 Air Scrubber, Velo and Velo Pro air movers from Dri-Eaz. This filter also restores your Velo HEPA Attachment Kit (F518) to maximum efficiency. It is ideal for use during general air scrubbing applications.