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Ships within 48 hours · Estimated delivery Sep 1 - Sep 6
Standard Features Double deflection surface mount grille with adjustable airfoil blades Front blades parallel to longest dimension
remove the two center cones as a unit and reposition the six screws
Countersunk mounting holes with color matching Philips posi-drive screws
Extruded aluminum fixed bar blades at 45°
Square collar designed for a 20” × 20”
Parallel Volume Damper Low Leak 3000PLL-70X40 Specialty Products Standard Features Double deflection surfaceh3. 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
US$ 124.95
US$ 124.95
US$ 124.95
US$ 124.95
US$ 44.95
US$ 124.95
