Steel Door Louver 20in x 20in -

Heavy duty door louvers feature flanged frame has welded and/or staked mitered corners for added strength. The blades are inverted v style spaced on approximately 5/8in centers for maximum privacy. The louvers can be used for the transfer of air through any barrier and are ideal for use with 1-3/8in to 2-1/4in thick wood or metal doors. Comes standard with color matched #8 x in phillips head mounting screws and gray primer finish.