Louvers & Gable Vents

208 Louvers & Gable Vents Cathedral Louver Flat Trim Part Number Inside Width Inside Height Trim Width Projection CLV18X30X4F 18- 1 / 4 " 30- 1 / 4 " 3- 1 / 2 " 1" CLV22X31X4F 22- 1 / 4 " 31- 1 / 4 " 3- 1 / 2 " 1" Keystone Page 63 KWM180M 4F Flat Trim Louver Decorative Part Number Louver Functional Part Number Width Height Vent Area Louver Trim CLV12X24 FCLV12X24 12" 24" 10 Sq. In. — CLV14X22 FCLV14X22 14" 22" 14 Sq. In. — CLV16X36 FCLV16X36 16" 36" 21 Sq. In. — CLV18X24 FCLV18X24 18" 24" 20 Sq. In. — CLV18X30 FCLV18X30 18" 30" 36 Sq. In. CLV18X30X4F CLV22X31 FCLV22X31 22" 31- 1 / 2 " 41 Sq. In. CLV22X31X4F CLV24X48 FCLV24X48 24" 48" 73 Sq. In. — CLV28X43 FCLV28X43 28" 43" 76 Sq. In. — CLV36X48 FCLV36X48 36" 48" 102 Sq. In. — - Cathedral Louver Brickmould Style