Parallel Blade Volume Damper 3000P-54X34 Smoke-Fire Damper Available 4" thru 52" round

Available 4" thru 52" round

450 Series Submittal

Standard Features * Round 1-1/2 hour fire damper * Horizontal or Vertical installation * UL and California State Fire Marshall approved * Damper construction meets NFPA 90A requirements * Stainless steel curtain * 16 gauge steel frame * UL listed fusible link

Options (must specify when ordering)

Attractive concentric ring deflects air stream 360°

Parallel Blade Volume Damper 3000P-54X34 Smoke-Fire Damper Available 4" thru 52" roundh3. 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