Ultravation 91 011 HEPA Filter 17 1 2 x 17 1 2 x 12 Industrial & Manufacturing The CAP500 UVP mounts into the Abatement Advantage Eligible The CAP500 UVP mounts into the ductwork or air handler cabinet of your central HVAC system — typically near the evaporator coil for maximum effectiveness against coil mold and airborne pathogens The Daikin 4023220 (Old Part # 4020285) OEM replacement filter is designed for use with Select Daikin ductless systems and is a direct replacement for the standard air filter included with the original wall unit The Ultravation 91 011 Replacement HEPA filter media combines state of the art mini pleat construction techniques with superior reliability to deliver maximum value when tested with