Louvers & Gable Vents

214 Louvers & Gable Vents Decorative Part Number Functional Part Number Width Height Vent Area HRLV24X12 FHRLV24X12 24" 12" 9 Sq. In. HRLV28X14 FHRLV28X14 28" 14" 13 Sq. In. HRLV32X16 FHRLV32X16 32" 16" 21 Sq. In. HRLV36X18 FHRLV36X18 36" 18" 28 Sq. In. HRLV40X20 FHRLV40X20 40" 20" 36 Sq. In. HRLV42X21 FHRLV42X21 42" 21" 40 Sq. In. HRLV48X24 FHRLV48X24 48" 24" 55 Sq. In. HRLV60X30 FHRLV60X30 60" 30" 85 Sq. In. HRLV72X36 FHRLV72X36 72" 36" 122 Sq. In. - Keystone Page 63 KWM180M Half-Round Louver Brickmould Style Note: Half-Round Arch Trim available on page 59.