WLC, WLF, WLFDB, and WLF-DA15 Extruded Outside Louvers Model Number
Options
Width x Height
Finish
Bird screen (Standard) I = Insect screen
M = Mill Finish (Standard) W = White Paint
12 x 12
WLC = Channel frame WLF = Flange frame WLFDB = Drainable WLF-DA15 = Dade County Approved
Examples
WLC 1212 - W WLF I 1212 - M
WLF DB 1212 - M WLF I 1212 - M - DA15