This 20-gauge galvanized metal frame measures 24 x 24 x 2 inches.

Guardian Carbon Filter Frames are an improved and more economical way to provide gas and odor filtration. This 20-gauge galvanized metal frame is sized to fit the Phoenix Mini-Guardian. It measures 16" x 16" x 2".

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.