(SLB) Standard Louver Box

SLB spec sheet (PDF)

The standard SLB stationary louver is manufactured from 16 ga galvanized material formed and riveted. The stationary blades are a “J” style positioned at a 45 degree angle and spaced approx. 4″+/- on center. 20 ga 1/2″ galvanized mesh screen is positioned on the back side of the louver.