On-Line Catalog : Louvers > Formed Metal Louvers > Combination Louver > SBE-445
Model SBE-445 galvannealed steel louver
4" deep • 45° J-Blade — BD-exhaust
The SBE-445 combination louver features stationary louver blades and an integral gravity operated backdraft damper to protect exhaust air openings in exterior walls. The SBE-445 is available in a wide array of painted finishes including custom color matching.