Patent ID: 7875247

Claim:
An UV flux multiplying air sterilization chamber comprising: a plurality of inner surfaces, wherein substantially all of said inner surfaces are covered with expanded PTFE, having diffuse reflective behavior above 95%; an inlet aperture for air to flow into the chamber and an outlet aperture for air to flow out of said chamber, perforated panels overlaying at least part of said inlet aperture and said outlet aperture, wherein the interior surfaces of said perforated panels are coated with a layer of expanded PTFE, and wherein the perforated panels comprise a plurality of panel apertures extending therethrough, the panel apertures having a distribution density which is greater near the edges of the perforated panels than in the center of the perforated panels; and a plurality of fixtures located on at least two of said inner surfaces, wherein said plurality of fixtures are covered with a layer of expanded PTFE and are configured to retain a plurality of UV lamps in positions substantially parallel to the air flow between said inlet aperture and said outlet aperture, wherein said fixtures are further configured to retain said plurality of UV lamps in positions substantially parallel to and proximate to the inner surfaces on which they are mounted.