Parallel Blade Volume Damper 3000P-50X46 T-Bar Standard Features * 1/2" x

Standard Features * 1/2" x 1/2" x 1/2" aluminum lattice face *

" Spiral pipe diameter must be 4” larger than width of grille

165° standard * All sizes utilize one main curtain stay * Galvanized finish h3

103 P - three way

Parallel Blade Volume Damper 3000P-50X46 T-Bar Standard Features * 1/2" xh3. 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