The Trane PAN04404 Horizontal Drain Pan is a replacement condensate collection component measuring approximately 31 inches by 20 inches, designed for compatible Trane HVAC air-handling equipment. Installed beneath the evaporator coil, it collects moisture generated during cooling and dehumidification and channels condensate toward the drainage outlet. This drain pan helps prevent wate... https://www.partshnc.com/pan04404-trane-horizontal-drain-pan-31-x-20