Parallel Volume Damper Low Leak 3000PLL-30X28 T-Bar Available in 4" through 29"

Available in 4" through 29" round

14" and 16" Options * Field installable Bowtie Damper (BD) * HL OR - factory installed opposed radial damper (sizes 6"-14") * HL FR - U

2 position adjustment for heating and cooling seasons

Standard Features * 2633 - Square or rectangular out-of-airstream fire damper for vertical mount only

Square collar designed for a 20” × 20”

Parallel Volume Damper Low Leak 3000PLL-30X28 T-Bar Available in 4" through 29"h3. 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