Types — Fluted
12" 4 Fluted Standard
12" 4 Fluted Lintel
12" 4 Fluted Knock Out
8" 4 Fluted Standard
8" 4 Fluted Sash Corner
8" 4 Fluted Lintel
8" 4 Fluted Knock Out
4" 4 Fluted Standard
4" 4 Fluted Solid
4" 4 Fluted 45 Degree Mitered
4" Fluted Diagram