Standard Louver Box
The standard SLB/SLF stationary louver is manufactured from 16ga galvanized material formed and riveted. The stationary blades are a J style positioned at a 45 degree angle and spaced at 4" on center; 20ga 1/2" mesh screen is positioned on back side of the louver.

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Other materials include:
Paint Grip, Aluminum, Aluminum Colorclad

Options:
2" deep frame (standard on 12" height and under)
4" deep frame (standard)
6" deep frame
Sill Extension

See Color Chart

See Spec Sheet + free area chart (pdf format)