Parallel Volume Damper Low Leak 3000PLL-60X38 T-Bar Standard Features * Heavy duty

Standard Features * Heavy duty 16 gauge steel construction * Blades run parallel to longest dimension given * Gym Grade - includes welded core and extra supports for heavy duty application * Mounting holes for sidewall and ceiling application * Soft White Options * No mounting holes * For opposed blade damper

69% free area * 1308: 7/8" lattice opening

CSFM California State Fire Marshal listed

904 - Double Deflection Adjustable Aluminum Blade Grille For a 24" x 6" Duct Opening  (front blades parallel to shortest dimension)

Parallel Volume Damper Low Leak 3000PLL-60X38 T-Bar Standard Features * Heavy dutyh3. 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