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Divided 2-way multi-louver and combination shut-off
1/2" spacing dual angular louvers
Steel galvaneal construction
Standard Features * Full size fixed bar blade T-Bar lay-in return air grille *
Holds up to a 4" filter (not included) with filter retention tabs (FG4)
Parallel Blade Volume Damper 3000P-60X48 Commercial Divided 2-way multi-louver and combinationh3. Standard Features * 16 gauge galvanized channel frame * Parallel blades are cee stiffened 16 gauge galvanized for strength and stability * Blades pivot on non metallic celcon bushings * 1 2" square zinc plated steel pivot pins * 1 2" square zinc plated steel adjustable operating shaft extending up to 4" beyond the air control frame * Single blades on dampers with a height of 12" or less * Mill finish h3. Options * 3000 PLL Low Leak Air Control
